87109490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{35267}}^1$

素因数の和:35306

約数の個数: 32

約数和(自身を含む): 177750720

約数和(自身を除く): 90641230

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 2470, 35267, 70534, 176335, 352670, 458471, 670073, 916942, 1340146, 2292355, 3350365, 4584710, 6700730, 8710949, 17421898, 43554745, 87109490]

約数ペア:

[(1, 87109490), (2, 43554745), (5, 17421898), (10, 8710949), (13, 6700730), (19, 4584710), (26, 3350365), (38, 2292355), (65, 1340146), (95, 916942), (130, 670073), (190, 458471), (247, 352670), (494, 176335), (1235, 70534), (2470, 35267)]