125706920

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{44263}}^1$

素因数の和:44345

約数の個数: 32

約数和(自身を含む): 286830720

約数和(自身を除く): 161123800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 44263, 88526, 177052, 221315, 354104, 442630, 885260, 1770520, 3142673, 6285346, 12570692, 15713365, 25141384, 31426730, 62853460, 125706920]

約数ペア:

[(1, 125706920), (2, 62853460), (4, 31426730), (5, 25141384), (8, 15713365), (10, 12570692), (20, 6285346), (40, 3142673), (71, 1770520), (142, 885260), (284, 442630), (355, 354104), (568, 221315), (710, 177052), (1420, 88526), (2840, 44263)]