61601020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^2$

素因数の和:211

約数の個数: 72

約数和(自身を含む): 144309312

約数和(自身を除く): 82708292

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 47, 52, 65, 71, 94, 130, 142, 188, 235, 260, 284, 355, 470, 611, 710, 923, 940, 1222, 1420, 1846, 2444, 3055, 3337, 3692, 4615, 5041, 6110, 6674, 9230, 10082, 12220, 13348, 16685, 18460, 20164, 25205, 33370, 43381, 50410, 65533, 66740, 86762, 100820, 131066, 173524, 216905, 236927, 262132, 327665, 433810, 473854, 655330, 867620, 947708, 1184635, 1310660, 2369270, 3080051, 4738540, 6160102, 12320204, 15400255, 30800510, 61601020]

約数ペア:

[(1, 61601020), (2, 30800510), (4, 15400255), (5, 12320204), (10, 6160102), (13, 4738540), (20, 3080051), (26, 2369270), (47, 1310660), (52, 1184635), (65, 947708), (71, 867620), (94, 655330), (130, 473854), (142, 433810), (188, 327665), (235, 262132), (260, 236927), (284, 216905), (355, 173524), (470, 131066), (611, 100820), (710, 86762), (923, 66740), (940, 65533), (1222, 50410), (1420, 43381), (1846, 33370), (2444, 25205), (3055, 20164), (3337, 18460), (3692, 16685), (4615, 13348), (5041, 12220), (6110, 10082), (6674, 9230)]