90878410

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{21283}}^1$

素因数の和:21358

約数の個数: 32

約数和(自身を含む): 190023552

約数和(自身を除く): 99145142

約数列:

[1, 2, 5, 7, 10, 14, 35, 61, 70, 122, 305, 427, 610, 854, 2135, 4270, 21283, 42566, 106415, 148981, 212830, 297962, 744905, 1298263, 1489810, 2596526, 6491315, 9087841, 12982630, 18175682, 45439205, 90878410]

約数ペア:

[(1, 90878410), (2, 45439205), (5, 18175682), (7, 12982630), (10, 9087841), (14, 6491315), (35, 2596526), (61, 1489810), (70, 1298263), (122, 744905), (305, 297962), (427, 212830), (610, 148981), (854, 106415), (2135, 42566), (4270, 21283)]