72995325

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^3\times {\mathrm{443}}^1$

素因数の和:495

約数の個数: 48

約数和(自身を含む): 131033280

約数和(自身を除く): 58037955

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 169, 195, 325, 443, 507, 845, 975, 1329, 2197, 2215, 2535, 4225, 5759, 6591, 6645, 10985, 11075, 12675, 17277, 28795, 32955, 33225, 54925, 74867, 86385, 143975, 164775, 224601, 374335, 431925, 973271, 1123005, 1871675, 2919813, 4866355, 5615025, 14599065, 24331775, 72995325]

約数ペア:

[(1, 72995325), (3, 24331775), (5, 14599065), (13, 5615025), (15, 4866355), (25, 2919813), (39, 1871675), (65, 1123005), (75, 973271), (169, 431925), (195, 374335), (325, 224601), (443, 164775), (507, 143975), (845, 86385), (975, 74867), (1329, 54925), (2197, 33225), (2215, 32955), (2535, 28795), (4225, 17277), (5759, 12675), (6591, 11075), (6645, 10985)]