128668090

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{271}}^1\times {\mathrm{601}}^1$

素因数の和:958

約数の個数: 32

約数和(自身を含む): 235791360

約数和(自身を除く): 107123270

約数列:

[1, 2, 5, 10, 79, 158, 271, 395, 542, 601, 790, 1202, 1355, 2710, 3005, 6010, 21409, 42818, 47479, 94958, 107045, 162871, 214090, 237395, 325742, 474790, 814355, 1628710, 12866809, 25733618, 64334045, 128668090]

約数ペア:

[(1, 128668090), (2, 64334045), (5, 25733618), (10, 12866809), (79, 1628710), (158, 814355), (271, 474790), (395, 325742), (542, 237395), (601, 214090), (790, 162871), (1202, 107045), (1355, 94958), (2710, 47479), (3005, 42818), (6010, 21409)]