28789100

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{12517}}^1$

素因数の和:12554

約数の個数: 36

約数和(自身を含む): 65193744

約数和(自身を除く): 36404644

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 92, 100, 115, 230, 460, 575, 1150, 2300, 12517, 25034, 50068, 62585, 125170, 250340, 287891, 312925, 575782, 625850, 1151564, 1251700, 1439455, 2878910, 5757820, 7197275, 14394550, 28789100]

約数ペア:

[(1, 28789100), (2, 14394550), (4, 7197275), (5, 5757820), (10, 2878910), (20, 1439455), (23, 1251700), (25, 1151564), (46, 625850), (50, 575782), (92, 312925), (100, 287891), (115, 250340), (230, 125170), (460, 62585), (575, 50068), (1150, 25034), (2300, 12517)]