80704400

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1$

素因数の和:122

約数の個数: 240

約数和(自身を含む): 245400960

約数和(自身を除く): 164696560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 25, 28, 35, 37, 38, 40, 41, 50, 56, 70, 74, 76, 80, 82, 95, 100, 112, 133, 140, 148, 152, 164, 175, 185, 190, 200, 205, 259, 266, 280, 287, 296, 304, 328, 350, 370, 380, 400, 410, 475, 518, 532, 560, 574, 592, 656, 665, 700, 703, 740, 760, 779, 820, 925, 950, 1025, 1036, 1064, 1148, 1295, 1330, 1400, 1406, 1435, 1480, 1517, 1520, 1558, 1640, 1850, 1900, 2050, 2072, 2128, 2296, 2590, 2660, 2800, 2812, 2870, 2960, 3034, 3116, 3280, 3325, 3515, 3700, 3800, 3895, 4100, 4144, 4592, 4921, 5180, 5320, 5453, 5624, 5740, 6068, 6232, 6475, 6650, 7030, 7175, 7400, 7585, 7600, 7790, 8200, 9842, 10360, 10619, 10640, 10906, 11248, 11480, 12136, 12464, 12950, 13300, 14060, 14350, 14800, 15170, 15580, 16400, 17575, 19475, 19684, 20720, 21238, 21812, 22960, 24272, 24605, 25900, 26600, 27265, 28120, 28700, 28823, 30340, 31160, 35150, 37925, 38950, 39368, 42476, 43624, 49210, 51800, 53095, 53200, 54530, 56240, 57400, 57646, 60680, 62320, 70300, 75850, 77900, 78736, 84952, 87248, 98420, 103600, 106190, 109060, 114800, 115292, 121360, 123025, 136325, 140600, 144115, 151700, 155800, 169904, 196840, 201761, 212380, 218120, 230584, 246050, 265475, 272650, 281200, 288230, 303400, 311600, 393680, 403522, 424760, 436240, 461168, 492100, 530950, 545300, 576460, 606800, 720575, 807044, 849520, 984200, 1008805, 1061900, 1090600, 1152920, 1441150, 1614088, 1968400, 2017610, 2123800, 2181200, 2305840, 2882300, 3228176, 4035220, 4247600, 5044025, 5764600, 8070440, 10088050, 11529200, 16140880, 20176100, 40352200, 80704400]

約数ペア:

[(1, 80704400), (2, 40352200), (4, 20176100), (5, 16140880), (7, 11529200), (8, 10088050), (10, 8070440), (14, 5764600), (16, 5044025), (19, 4247600), (20, 4035220), (25, 3228176), (28, 2882300), (35, 2305840), (37, 2181200), (38, 2123800), (40, 2017610), (41, 1968400), (50, 1614088), (56, 1441150), (70, 1152920), (74, 1090600), (76, 1061900), (80, 1008805), (82, 984200), (95, 849520), (100, 807044), (112, 720575), (133, 606800), (140, 576460), (148, 545300), (152, 530950), (164, 492100), (175, 461168), (185, 436240), (190, 424760), (200, 403522), (205, 393680), (259, 311600), (266, 303400), (280, 288230), (287, 281200), (296, 272650), (304, 265475), (328, 246050), (350, 230584), (370, 218120), (380, 212380), (400, 201761), (410, 196840), (475, 169904), (518, 155800), (532, 151700), (560, 144115), (574, 140600), (592, 136325), (656, 123025), (665, 121360), (700, 115292), (703, 114800), (740, 109060), (760, 106190), (779, 103600), (820, 98420), (925, 87248), (950, 84952), (1025, 78736), (1036, 77900), (1064, 75850), (1148, 70300), (1295, 62320), (1330, 60680), (1400, 57646), (1406, 57400), (1435, 56240), (1480, 54530), (1517, 53200), (1520, 53095), (1558, 51800), (1640, 49210), (1850, 43624), (1900, 42476), (2050, 39368), (2072, 38950), (2128, 37925), (2296, 35150), (2590, 31160), (2660, 30340), (2800, 28823), (2812, 28700), (2870, 28120), (2960, 27265), (3034, 26600), (3116, 25900), (3280, 24605), (3325, 24272), (3515, 22960), (3700, 21812), (3800, 21238), (3895, 20720), (4100, 19684), (4144, 19475), (4592, 17575), (4921, 16400), (5180, 15580), (5320, 15170), (5453, 14800), (5624, 14350), (5740, 14060), (6068, 13300), (6232, 12950), (6475, 12464), (6650, 12136), (7030, 11480), (7175, 11248), (7400, 10906), (7585, 10640), (7600, 10619), (7790, 10360), (8200, 9842)]