91689280

素因数分解:

$2^6\times 5^1\times {\mathrm{349}}^1\times {\mathrm{821}}^1$

素因数の和:1187

約数の個数: 56

約数和(自身を含む): 219227400

約数和(自身を除く): 127538120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 349, 698, 821, 1396, 1642, 1745, 2792, 3284, 3490, 4105, 5584, 6568, 6980, 8210, 11168, 13136, 13960, 16420, 22336, 26272, 27920, 32840, 52544, 55840, 65680, 111680, 131360, 262720, 286529, 573058, 1146116, 1432645, 2292232, 2865290, 4584464, 5730580, 9168928, 11461160, 18337856, 22922320, 45844640, 91689280]

約数ペア:

[(1, 91689280), (2, 45844640), (4, 22922320), (5, 18337856), (8, 11461160), (10, 9168928), (16, 5730580), (20, 4584464), (32, 2865290), (40, 2292232), (64, 1432645), (80, 1146116), (160, 573058), (320, 286529), (349, 262720), (698, 131360), (821, 111680), (1396, 65680), (1642, 55840), (1745, 52544), (2792, 32840), (3284, 27920), (3490, 26272), (4105, 22336), (5584, 16420), (6568, 13960), (6980, 13136), (8210, 11168)]