78859360

素因数分解:

$2^5\times 5^1\times {\mathrm{492871}}^1$

素因数の和:492886

約数の個数: 24

約数和(自身を含む): 186305616

約数和(自身を除く): 107446256

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 492871, 985742, 1971484, 2464355, 3942968, 4928710, 7885936, 9857420, 15771872, 19714840, 39429680, 78859360]

約数ペア:

[(1, 78859360), (2, 39429680), (4, 19714840), (5, 15771872), (8, 9857420), (10, 7885936), (16, 4928710), (20, 3942968), (32, 2464355), (40, 1971484), (80, 985742), (160, 492871)]