31437664

素因数分解:

$2^5\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{137}}^1$

素因数の和:319

約数の個数: 48

約数和(自身を含む): 63848736

約数和(自身を除く): 32411072

約数列:

[1, 2, 4, 8, 16, 32, 71, 101, 137, 142, 202, 274, 284, 404, 548, 568, 808, 1096, 1136, 1616, 2192, 2272, 3232, 4384, 7171, 9727, 13837, 14342, 19454, 27674, 28684, 38908, 55348, 57368, 77816, 110696, 114736, 155632, 221392, 229472, 311264, 442784, 982427, 1964854, 3929708, 7859416, 15718832, 31437664]

約数ペア:

[(1, 31437664), (2, 15718832), (4, 7859416), (8, 3929708), (16, 1964854), (32, 982427), (71, 442784), (101, 311264), (137, 229472), (142, 221392), (202, 155632), (274, 114736), (284, 110696), (404, 77816), (548, 57368), (568, 55348), (808, 38908), (1096, 28684), (1136, 27674), (1616, 19454), (2192, 14342), (2272, 13837), (3232, 9727), (4384, 7171)]