147959521970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{397}}^1\times {\mathrm{220529}}^1$

素因数の和:220959

約数の個数: 48

約数和(自身を含む): 289117476360

約数和(自身を除く): 141157954390

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 397, 794, 845, 1690, 1985, 3970, 5161, 10322, 25805, 51610, 67093, 134186, 220529, 335465, 441058, 670930, 1102645, 2205290, 2866877, 5733754, 14334385, 28668770, 37269401, 74538802, 87550013, 175100026, 186347005, 372694010, 437750065, 875500130, 1138150169, 2276300338, 5690750845, 11381501690, 14795952197, 29591904394, 73979760985, 147959521970]

約数ペア:

[(1, 147959521970), (2, 73979760985), (5, 29591904394), (10, 14795952197), (13, 11381501690), (26, 5690750845), (65, 2276300338), (130, 1138150169), (169, 875500130), (338, 437750065), (397, 372694010), (794, 186347005), (845, 175100026), (1690, 87550013), (1985, 74538802), (3970, 37269401), (5161, 28668770), (10322, 14334385), (25805, 5733754), (51610, 2866877), (67093, 2205290), (134186, 1102645), (220529, 670930), (335465, 441058)]