63891490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{25867}}^1$

素因数の和:25906

約数の個数: 32

約数和(自身を含む): 130374720

約数和(自身を除く): 66483230

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 2470, 25867, 51734, 129335, 258670, 336271, 491473, 672542, 982946, 1681355, 2457365, 3362710, 4914730, 6389149, 12778298, 31945745, 63891490]

約数ペア:

[(1, 63891490), (2, 31945745), (5, 12778298), (10, 6389149), (13, 4914730), (19, 3362710), (26, 2457365), (38, 1681355), (65, 982946), (95, 672542), (130, 491473), (190, 336271), (247, 258670), (494, 129335), (1235, 51734), (2470, 25867)]