73473640

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{631}}^1$

素因数の和:754

約数の個数: 64

約数和(自身を含む): 172005120

約数和(自身を除く): 98531480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 71, 82, 142, 164, 205, 284, 328, 355, 410, 568, 631, 710, 820, 1262, 1420, 1640, 2524, 2840, 2911, 3155, 5048, 5822, 6310, 11644, 12620, 14555, 23288, 25240, 25871, 29110, 44801, 51742, 58220, 89602, 103484, 116440, 129355, 179204, 206968, 224005, 258710, 358408, 448010, 517420, 896020, 1034840, 1792040, 1836841, 3673682, 7347364, 9184205, 14694728, 18368410, 36736820, 73473640]

約数ペア:

[(1, 73473640), (2, 36736820), (4, 18368410), (5, 14694728), (8, 9184205), (10, 7347364), (20, 3673682), (40, 1836841), (41, 1792040), (71, 1034840), (82, 896020), (142, 517420), (164, 448010), (205, 358408), (284, 258710), (328, 224005), (355, 206968), (410, 179204), (568, 129355), (631, 116440), (710, 103484), (820, 89602), (1262, 58220), (1420, 51742), (1640, 44801), (2524, 29110), (2840, 25871), (2911, 25240), (3155, 23288), (5048, 14555), (5822, 12620), (6310, 11644)]