77417420

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{149}}^1\times {\mathrm{313}}^1$

素因数の和:554

約数の個数: 48

約数和(自身を含む): 166168800

約数和(自身を除く): 88751380

約数列:

[1, 2, 4, 5, 10, 20, 83, 149, 166, 298, 313, 332, 415, 596, 626, 745, 830, 1252, 1490, 1565, 1660, 2980, 3130, 6260, 12367, 24734, 25979, 46637, 49468, 51958, 61835, 93274, 103916, 123670, 129895, 186548, 233185, 247340, 259790, 466370, 519580, 932740, 3870871, 7741742, 15483484, 19354355, 38708710, 77417420]

約数ペア:

[(1, 77417420), (2, 38708710), (4, 19354355), (5, 15483484), (10, 7741742), (20, 3870871), (83, 932740), (149, 519580), (166, 466370), (298, 259790), (313, 247340), (332, 233185), (415, 186548), (596, 129895), (626, 123670), (745, 103916), (830, 93274), (1252, 61835), (1490, 51958), (1565, 49468), (1660, 46637), (2980, 25979), (3130, 24734), (6260, 12367)]