104996900

素因数分解:

$2^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{25609}}^1$

素因数の和:25664

約数の個数: 36

約数和(自身を含む): 233409540

約数和(自身を除く): 128412640

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 82, 100, 164, 205, 410, 820, 1025, 2050, 4100, 25609, 51218, 102436, 128045, 256090, 512180, 640225, 1049969, 1280450, 2099938, 2560900, 4199876, 5249845, 10499690, 20999380, 26249225, 52498450, 104996900]

約数ペア:

[(1, 104996900), (2, 52498450), (4, 26249225), (5, 20999380), (10, 10499690), (20, 5249845), (25, 4199876), (41, 2560900), (50, 2099938), (82, 1280450), (100, 1049969), (164, 640225), (205, 512180), (410, 256090), (820, 128045), (1025, 102436), (2050, 51218), (4100, 25609)]