90206740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{9377}}^1$

素因数の和:9436

約数の個数: 48

約数和(自身を含む): 209542032

約数和(自身を除く): 119335292

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 37, 52, 65, 74, 130, 148, 185, 260, 370, 481, 740, 962, 1924, 2405, 4810, 9377, 9620, 18754, 37508, 46885, 93770, 121901, 187540, 243802, 346949, 487604, 609505, 693898, 1219010, 1387796, 1734745, 2438020, 3469490, 4510337, 6938980, 9020674, 18041348, 22551685, 45103370, 90206740]

約数ペア:

[(1, 90206740), (2, 45103370), (4, 22551685), (5, 18041348), (10, 9020674), (13, 6938980), (20, 4510337), (26, 3469490), (37, 2438020), (52, 1734745), (65, 1387796), (74, 1219010), (130, 693898), (148, 609505), (185, 487604), (260, 346949), (370, 243802), (481, 187540), (740, 121901), (962, 93770), (1924, 46885), (2405, 37508), (4810, 18754), (9377, 9620)]