85378400

素因数分解:

$2^5\times 5^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1$

素因数の和:217

約数の個数: 144

約数和(自身を含む): 226391760

約数和(自身を除く): 141013360

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 32, 38, 40, 41, 50, 76, 80, 82, 95, 100, 137, 152, 160, 164, 190, 200, 205, 274, 304, 328, 380, 400, 410, 475, 548, 608, 656, 685, 760, 779, 800, 820, 950, 1025, 1096, 1312, 1370, 1520, 1558, 1640, 1900, 2050, 2192, 2603, 2740, 3040, 3116, 3280, 3425, 3800, 3895, 4100, 4384, 5206, 5480, 5617, 6232, 6560, 6850, 7600, 7790, 8200, 10412, 10960, 11234, 12464, 13015, 13700, 15200, 15580, 16400, 19475, 20824, 21920, 22468, 24928, 26030, 27400, 28085, 31160, 32800, 38950, 41648, 44936, 52060, 54800, 56170, 62320, 65075, 77900, 83296, 89872, 104120, 106723, 109600, 112340, 124640, 130150, 140425, 155800, 179744, 208240, 213446, 224680, 260300, 280850, 311600, 416480, 426892, 449360, 520600, 533615, 561700, 623200, 853784, 898720, 1041200, 1067230, 1123400, 1707568, 2082400, 2134460, 2246800, 2668075, 3415136, 4268920, 4493600, 5336150, 8537840, 10672300, 17075680, 21344600, 42689200, 85378400]

約数ペア:

[(1, 85378400), (2, 42689200), (4, 21344600), (5, 17075680), (8, 10672300), (10, 8537840), (16, 5336150), (19, 4493600), (20, 4268920), (25, 3415136), (32, 2668075), (38, 2246800), (40, 2134460), (41, 2082400), (50, 1707568), (76, 1123400), (80, 1067230), (82, 1041200), (95, 898720), (100, 853784), (137, 623200), (152, 561700), (160, 533615), (164, 520600), (190, 449360), (200, 426892), (205, 416480), (274, 311600), (304, 280850), (328, 260300), (380, 224680), (400, 213446), (410, 208240), (475, 179744), (548, 155800), (608, 140425), (656, 130150), (685, 124640), (760, 112340), (779, 109600), (800, 106723), (820, 104120), (950, 89872), (1025, 83296), (1096, 77900), (1312, 65075), (1370, 62320), (1520, 56170), (1558, 54800), (1640, 52060), (1900, 44936), (2050, 41648), (2192, 38950), (2603, 32800), (2740, 31160), (3040, 28085), (3116, 27400), (3280, 26030), (3425, 24928), (3800, 22468), (3895, 21920), (4100, 20824), (4384, 19475), (5206, 16400), (5480, 15580), (5617, 15200), (6232, 13700), (6560, 13015), (6850, 12464), (7600, 11234), (7790, 10960), (8200, 10412)]