87770580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{18517}}^1$

素因数の和:18608

約数の個数: 48

約数和(自身を含む): 248881920

約数和(自身を除く): 161111340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 79, 158, 237, 316, 395, 474, 790, 948, 1185, 1580, 2370, 4740, 18517, 37034, 55551, 74068, 92585, 111102, 185170, 222204, 277755, 370340, 555510, 1111020, 1462843, 2925686, 4388529, 5851372, 7314215, 8777058, 14628430, 17554116, 21942645, 29256860, 43885290, 87770580]

約数ペア:

[(1, 87770580), (2, 43885290), (3, 29256860), (4, 21942645), (5, 17554116), (6, 14628430), (10, 8777058), (12, 7314215), (15, 5851372), (20, 4388529), (30, 2925686), (60, 1462843), (79, 1111020), (158, 555510), (237, 370340), (316, 277755), (395, 222204), (474, 185170), (790, 111102), (948, 92585), (1185, 74068), (1580, 55551), (2370, 37034), (4740, 18517)]