64799696

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{311537}}^1$

素因数の和:311558

約数の個数: 20

約数和(自身を含む): 135207492

約数和(自身を除く): 70407796

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 311537, 623074, 1246148, 2492296, 4049981, 4984592, 8099962, 16199924, 32399848, 64799696]

約数ペア:

[(1, 64799696), (2, 32399848), (4, 16199924), (8, 8099962), (13, 4984592), (16, 4049981), (26, 2492296), (52, 1246148), (104, 623074), (208, 311537)]