30656925

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{223}}^1$

素因数の和:299

約数の個数: 72

約数和(自身を含む): 60662784

約数和(自身を除く): 30005859

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 45, 47, 65, 75, 117, 141, 195, 223, 225, 235, 325, 423, 585, 611, 669, 705, 975, 1115, 1175, 1833, 2007, 2115, 2899, 2925, 3055, 3345, 3525, 5499, 5575, 8697, 9165, 10035, 10481, 10575, 14495, 15275, 16725, 26091, 27495, 31443, 43485, 45825, 50175, 52405, 72475, 94329, 130455, 136253, 137475, 157215, 217425, 262025, 408759, 471645, 652275, 681265, 786075, 1226277, 2043795, 2358225, 3406325, 6131385, 10218975, 30656925]

約数ペア:

[(1, 30656925), (3, 10218975), (5, 6131385), (9, 3406325), (13, 2358225), (15, 2043795), (25, 1226277), (39, 786075), (45, 681265), (47, 652275), (65, 471645), (75, 408759), (117, 262025), (141, 217425), (195, 157215), (223, 137475), (225, 136253), (235, 130455), (325, 94329), (423, 72475), (585, 52405), (611, 50175), (669, 45825), (705, 43485), (975, 31443), (1115, 27495), (1175, 26091), (1833, 16725), (2007, 15275), (2115, 14495), (2899, 10575), (2925, 10481), (3055, 10035), (3345, 9165), (3525, 8697), (5499, 5575)]