90845960

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{133597}}^1$

素因数の和:133625

約数の個数: 32

約数和(自身を含む): 216428760

約数和(自身を除く): 125582800

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 133597, 267194, 534388, 667985, 1068776, 1335970, 2271149, 2671940, 4542298, 5343880, 9084596, 11355745, 18169192, 22711490, 45422980, 90845960]

約数ペア:

[(1, 90845960), (2, 45422980), (4, 22711490), (5, 18169192), (8, 11355745), (10, 9084596), (17, 5343880), (20, 4542298), (34, 2671940), (40, 2271149), (68, 1335970), (85, 1068776), (136, 667985), (170, 534388), (340, 267194), (680, 133597)]