204436002800

素因数分解:

$2^4\times 5^2\times {\mathrm{511090007}}^1$

素因数の和:511090025

約数の個数: 30

約数和(自身を含む): 491157497688

約数和(自身を除く): 286721494888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 511090007, 1022180014, 2044360028, 2555450035, 4088720056, 5110900070, 8177440112, 10221800140, 12777250175, 20443600280, 25554500350, 40887200560, 51109000700, 102218001400, 204436002800]

約数ペア:

[(1, 204436002800), (2, 102218001400), (4, 51109000700), (5, 40887200560), (8, 25554500350), (10, 20443600280), (16, 12777250175), (20, 10221800140), (25, 8177440112), (40, 5110900070), (50, 4088720056), (80, 2555450035), (100, 2044360028), (200, 1022180014), (400, 511090007)]