54813640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{1201}}^1$

素因数の和:1382

約数の個数: 64

約数和(自身を含む): 141932160

約数和(自身を除く): 87118520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 163, 280, 326, 652, 815, 1141, 1201, 1304, 1630, 2282, 2402, 3260, 4564, 4804, 5705, 6005, 6520, 8407, 9128, 9608, 11410, 12010, 16814, 22820, 24020, 33628, 42035, 45640, 48040, 67256, 84070, 168140, 195763, 336280, 391526, 783052, 978815, 1370341, 1566104, 1957630, 2740682, 3915260, 5481364, 6851705, 7830520, 10962728, 13703410, 27406820, 54813640]

約数ペア:

[(1, 54813640), (2, 27406820), (4, 13703410), (5, 10962728), (7, 7830520), (8, 6851705), (10, 5481364), (14, 3915260), (20, 2740682), (28, 1957630), (35, 1566104), (40, 1370341), (56, 978815), (70, 783052), (140, 391526), (163, 336280), (280, 195763), (326, 168140), (652, 84070), (815, 67256), (1141, 48040), (1201, 45640), (1304, 42035), (1630, 33628), (2282, 24020), (2402, 22820), (3260, 16814), (4564, 12010), (4804, 11410), (5705, 9608), (6005, 9128), (6520, 8407)]