128551468325

素因数分解:

$5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{397}}^1\times {\mathrm{80449}}^1$

素因数の和:80886

約数の個数: 48

約数和(自身を含む): 190577683200

約数和(自身を除く): 62026214875

約数列:

[1, 5, 7, 23, 25, 35, 115, 161, 175, 397, 575, 805, 1985, 2779, 4025, 9131, 9925, 13895, 45655, 63917, 69475, 80449, 228275, 319585, 402245, 563143, 1597925, 1850327, 2011225, 2815715, 9251635, 12952289, 14078575, 31938253, 46258175, 64761445, 159691265, 223567771, 323807225, 734579819, 798456325, 1117838855, 3672899095, 5142058733, 5589194275, 18364495475, 25710293665, 128551468325]

約数ペア:

[(1, 128551468325), (5, 25710293665), (7, 18364495475), (23, 5589194275), (25, 5142058733), (35, 3672899095), (115, 1117838855), (161, 798456325), (175, 734579819), (397, 323807225), (575, 223567771), (805, 159691265), (1985, 64761445), (2779, 46258175), (4025, 31938253), (9131, 14078575), (9925, 12952289), (13895, 9251635), (45655, 2815715), (63917, 2011225), (69475, 1850327), (80449, 1597925), (228275, 563143), (319585, 402245)]