71506280

素因数分解:

$2^3\times 5^1\times {\mathrm{367}}^1\times {\mathrm{4871}}^1$

素因数の和:5249

約数の個数: 32

約数和(自身を含む): 161360640

約数和(自身を除く): 89854360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 367, 734, 1468, 1835, 2936, 3670, 4871, 7340, 9742, 14680, 19484, 24355, 38968, 48710, 97420, 194840, 1787657, 3575314, 7150628, 8938285, 14301256, 17876570, 35753140, 71506280]

約数ペア:

[(1, 71506280), (2, 35753140), (4, 17876570), (5, 14301256), (8, 8938285), (10, 7150628), (20, 3575314), (40, 1787657), (367, 194840), (734, 97420), (1468, 48710), (1835, 38968), (2936, 24355), (3670, 19484), (4871, 14680), (7340, 9742)]