128880823045

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{6860837}}^1$

素因数の和:6860889

約数の個数: 24

約数和(自身を含む): 176927290344

約数和(自身を除く): 48046467299

約数列:

[1, 5, 13, 17, 65, 85, 221, 289, 1105, 1445, 3757, 18785, 6860837, 34304185, 89190881, 116634229, 445954405, 583171145, 1516244977, 1982781893, 7581224885, 9913909465, 25776164609, 128880823045]

約数ペア:

[(1, 128880823045), (5, 25776164609), (13, 9913909465), (17, 7581224885), (65, 1982781893), (85, 1516244977), (221, 583171145), (289, 445954405), (1105, 116634229), (1445, 89190881), (3757, 34304185), (18785, 6860837)]