25301920

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1$

素因数の和:111

約数の個数: 192

約数和(自身を含む): 76204800

約数和(自身を除く): 50902880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 29, 32, 35, 38, 40, 41, 56, 58, 70, 76, 80, 82, 95, 112, 116, 133, 140, 145, 152, 160, 164, 190, 203, 205, 224, 232, 266, 280, 287, 290, 304, 328, 380, 406, 410, 464, 532, 551, 560, 574, 580, 608, 656, 665, 760, 779, 812, 820, 928, 1015, 1064, 1102, 1120, 1148, 1160, 1189, 1312, 1330, 1435, 1520, 1558, 1624, 1640, 2030, 2128, 2204, 2296, 2320, 2378, 2660, 2755, 2870, 3040, 3116, 3248, 3280, 3857, 3895, 4060, 4256, 4408, 4592, 4640, 4756, 5320, 5453, 5510, 5740, 5945, 6232, 6496, 6560, 7714, 7790, 8120, 8323, 8816, 9184, 9512, 10640, 10906, 11020, 11480, 11890, 12464, 15428, 15580, 16240, 16646, 17632, 19024, 19285, 21280, 21812, 22040, 22591, 22960, 23780, 24928, 27265, 30856, 31160, 32480, 33292, 38048, 38570, 41615, 43624, 44080, 45182, 45920, 47560, 54530, 61712, 62320, 66584, 77140, 83230, 87248, 88160, 90364, 95120, 109060, 112955, 123424, 124640, 133168, 154280, 158137, 166460, 174496, 180728, 190240, 218120, 225910, 266336, 308560, 316274, 332920, 361456, 436240, 451820, 617120, 632548, 665840, 722912, 790685, 872480, 903640, 1265096, 1331680, 1581370, 1807280, 2530192, 3162740, 3614560, 5060384, 6325480, 12650960, 25301920]

約数ペア:

[(1, 25301920), (2, 12650960), (4, 6325480), (5, 5060384), (7, 3614560), (8, 3162740), (10, 2530192), (14, 1807280), (16, 1581370), (19, 1331680), (20, 1265096), (28, 903640), (29, 872480), (32, 790685), (35, 722912), (38, 665840), (40, 632548), (41, 617120), (56, 451820), (58, 436240), (70, 361456), (76, 332920), (80, 316274), (82, 308560), (95, 266336), (112, 225910), (116, 218120), (133, 190240), (140, 180728), (145, 174496), (152, 166460), (160, 158137), (164, 154280), (190, 133168), (203, 124640), (205, 123424), (224, 112955), (232, 109060), (266, 95120), (280, 90364), (287, 88160), (290, 87248), (304, 83230), (328, 77140), (380, 66584), (406, 62320), (410, 61712), (464, 54530), (532, 47560), (551, 45920), (560, 45182), (574, 44080), (580, 43624), (608, 41615), (656, 38570), (665, 38048), (760, 33292), (779, 32480), (812, 31160), (820, 30856), (928, 27265), (1015, 24928), (1064, 23780), (1102, 22960), (1120, 22591), (1148, 22040), (1160, 21812), (1189, 21280), (1312, 19285), (1330, 19024), (1435, 17632), (1520, 16646), (1558, 16240), (1624, 15580), (1640, 15428), (2030, 12464), (2128, 11890), (2204, 11480), (2296, 11020), (2320, 10906), (2378, 10640), (2660, 9512), (2755, 9184), (2870, 8816), (3040, 8323), (3116, 8120), (3248, 7790), (3280, 7714), (3857, 6560), (3895, 6496), (4060, 6232), (4256, 5945), (4408, 5740), (4592, 5510), (4640, 5453), (4756, 5320)]