90917660

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{3571}}^1$

素因数の和:3666

約数の個数: 48

約数和(自身を含む): 204032640

約数和(自身を除く): 113114980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 67, 76, 95, 134, 190, 268, 335, 380, 670, 1273, 1340, 2546, 3571, 5092, 6365, 7142, 12730, 14284, 17855, 25460, 35710, 67849, 71420, 135698, 239257, 271396, 339245, 478514, 678490, 957028, 1196285, 1356980, 2392570, 4545883, 4785140, 9091766, 18183532, 22729415, 45458830, 90917660]

約数ペア:

[(1, 90917660), (2, 45458830), (4, 22729415), (5, 18183532), (10, 9091766), (19, 4785140), (20, 4545883), (38, 2392570), (67, 1356980), (76, 1196285), (95, 957028), (134, 678490), (190, 478514), (268, 339245), (335, 271396), (380, 239257), (670, 135698), (1273, 71420), (1340, 67849), (2546, 35710), (3571, 25460), (5092, 17855), (6365, 14284), (7142, 12730)]