27839972200

素因数分解:

$2^3\times 5^2\times {\mathrm{421}}^1\times {\mathrm{330641}}^1$

素因数の和:331078

約数の個数: 48

約数和(自身を含む): 64881879660

約数和(自身を除く): 37041907460

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 421, 842, 1684, 2105, 3368, 4210, 8420, 10525, 16840, 21050, 42100, 84200, 330641, 661282, 1322564, 1653205, 2645128, 3306410, 6612820, 8266025, 13225640, 16532050, 33064100, 66128200, 139199861, 278399722, 556799444, 695999305, 1113598888, 1391998610, 2783997220, 3479996525, 5567994440, 6959993050, 13919986100, 27839972200]

約数ペア:

[(1, 27839972200), (2, 13919986100), (4, 6959993050), (5, 5567994440), (8, 3479996525), (10, 2783997220), (20, 1391998610), (25, 1113598888), (40, 695999305), (50, 556799444), (100, 278399722), (200, 139199861), (421, 66128200), (842, 33064100), (1684, 16532050), (2105, 13225640), (3368, 8266025), (4210, 6612820), (8420, 3306410), (10525, 2645128), (16840, 1653205), (21050, 1322564), (42100, 661282), (84200, 330641)]