85655620

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{293}}^1\times {\mathrm{311}}^1$

素因数の和:660

約数の個数: 48

約数和(自身を含む): 184923648

約数和(自身を除く): 99268028

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 293, 311, 470, 586, 622, 940, 1172, 1244, 1465, 1555, 2930, 3110, 5860, 6220, 13771, 14617, 27542, 29234, 55084, 58468, 68855, 73085, 91123, 137710, 146170, 182246, 275420, 292340, 364492, 455615, 911230, 1822460, 4282781, 8565562, 17131124, 21413905, 42827810, 85655620]

約数ペア:

[(1, 85655620), (2, 42827810), (4, 21413905), (5, 17131124), (10, 8565562), (20, 4282781), (47, 1822460), (94, 911230), (188, 455615), (235, 364492), (293, 292340), (311, 275420), (470, 182246), (586, 146170), (622, 137710), (940, 91123), (1172, 73085), (1244, 68855), (1465, 58468), (1555, 55084), (2930, 29234), (3110, 27542), (5860, 14617), (6220, 13771)]