71856790

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{331}}^1\times {\mathrm{1277}}^1$

素因数の和:1632

約数の個数: 32

約数和(自身を含む): 137471904

約数和(自身を除く): 65615114

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 331, 662, 1277, 1655, 2554, 3310, 5627, 6385, 11254, 12770, 21709, 28135, 43418, 56270, 108545, 217090, 422687, 845374, 2113435, 4226870, 7185679, 14371358, 35928395, 71856790]

約数ペア:

[(1, 71856790), (2, 35928395), (5, 14371358), (10, 7185679), (17, 4226870), (34, 2113435), (85, 845374), (170, 422687), (331, 217090), (662, 108545), (1277, 56270), (1655, 43418), (2554, 28135), (3310, 21709), (5627, 12770), (6385, 11254)]