64824860

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{111767}}^1$

素因数の和:111805

約数の個数: 24

約数和(自身を含む): 140827680

約数和(自身を除く): 76002820

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 111767, 223534, 447068, 558835, 1117670, 2235340, 3241243, 6482486, 12964972, 16206215, 32412430, 64824860]

約数ペア:

[(1, 64824860), (2, 32412430), (4, 16206215), (5, 12964972), (10, 6482486), (20, 3241243), (29, 2235340), (58, 1117670), (116, 558835), (145, 447068), (290, 223534), (580, 111767)]