68868290

素因数分解:

$2^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{211}}^1\times {\mathrm{257}}^1$

素因数の和:602

約数の個数: 32

約数和(自身を含む): 126019584

約数和(自身を除く): 57151294

約数列:

[1, 2, 5, 10, 127, 211, 254, 257, 422, 514, 635, 1055, 1270, 1285, 2110, 2570, 26797, 32639, 53594, 54227, 65278, 108454, 133985, 163195, 267970, 271135, 326390, 542270, 6886829, 13773658, 34434145, 68868290]

約数ペア:

[(1, 68868290), (2, 34434145), (5, 13773658), (10, 6886829), (127, 542270), (211, 326390), (254, 271135), (257, 267970), (422, 163195), (514, 133985), (635, 108454), (1055, 65278), (1270, 54227), (1285, 53594), (2110, 32639), (2570, 26797)]