64757310475

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{659}}^1\times {\mathrm{27487}}^1$

素因数の和:28180

約数の個数: 48

約数和(自身を含む): 94483952640

約数和(自身を除く): 29726642165

約数列:

[1, 5, 11, 13, 25, 55, 65, 143, 275, 325, 659, 715, 3295, 3575, 7249, 8567, 16475, 27487, 36245, 42835, 94237, 137435, 181225, 214175, 302357, 357331, 471185, 687175, 1511785, 1786655, 2355925, 3930641, 7558925, 8933275, 18113933, 19653205, 90569665, 98266025, 199253263, 235481129, 452848325, 996266315, 1177405645, 2590292419, 4981331575, 5887028225, 12951462095, 64757310475]

約数ペア:

[(1, 64757310475), (5, 12951462095), (11, 5887028225), (13, 4981331575), (25, 2590292419), (55, 1177405645), (65, 996266315), (143, 452848325), (275, 235481129), (325, 199253263), (659, 98266025), (715, 90569665), (3295, 19653205), (3575, 18113933), (7249, 8933275), (8567, 7558925), (16475, 3930641), (27487, 2355925), (36245, 1786655), (42835, 1511785), (94237, 687175), (137435, 471185), (181225, 357331), (214175, 302357)]