87041480

素因数分解:

$2^3\times 5^1\times {\mathrm{347}}^1\times {\mathrm{6271}}^1$

素因数の和:6629

約数の個数: 32

約数和(自身を含む): 196439040

約数和(自身を除く): 109397560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 347, 694, 1388, 1735, 2776, 3470, 6271, 6940, 12542, 13880, 25084, 31355, 50168, 62710, 125420, 250840, 2176037, 4352074, 8704148, 10880185, 17408296, 21760370, 43520740, 87041480]

約数ペア:

[(1, 87041480), (2, 43520740), (4, 21760370), (5, 17408296), (8, 10880185), (10, 8704148), (20, 4352074), (40, 2176037), (347, 250840), (694, 125420), (1388, 62710), (1735, 50168), (2776, 31355), (3470, 25084), (6271, 13880), (6940, 12542)]