77772730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{20963}}^1$

素因数の和:21030

約数の個数: 32

約数和(自身を含む): 163016064

約数和(自身を除く): 85243334

約数列:

[1, 2, 5, 7, 10, 14, 35, 53, 70, 106, 265, 371, 530, 742, 1855, 3710, 20963, 41926, 104815, 146741, 209630, 293482, 733705, 1111039, 1467410, 2222078, 5555195, 7777273, 11110390, 15554546, 38886365, 77772730]

約数ペア:

[(1, 77772730), (2, 38886365), (5, 15554546), (7, 11110390), (10, 7777273), (14, 5555195), (35, 2222078), (53, 1467410), (70, 1111039), (106, 733705), (265, 293482), (371, 209630), (530, 146741), (742, 104815), (1855, 41926), (3710, 20963)]