262390490

素因数分解:

$2^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{229}}^1\times {\mathrm{769}}^1$

素因数の和:1154

約数の個数: 32

約数和(自身を含む): 478170000

約数和(自身を除く): 215779510

約数列:

[1, 2, 5, 10, 149, 229, 298, 458, 745, 769, 1145, 1490, 1538, 2290, 3845, 7690, 34121, 68242, 114581, 170605, 176101, 229162, 341210, 352202, 572905, 880505, 1145810, 1761010, 26239049, 52478098, 131195245, 262390490]

約数ペア:

[(1, 262390490), (2, 131195245), (5, 52478098), (10, 26239049), (149, 1761010), (229, 1145810), (298, 880505), (458, 572905), (745, 352202), (769, 341210), (1145, 229162), (1490, 176101), (1538, 170605), (2290, 114581), (3845, 68242), (7690, 34121)]