87245790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{491}}^1\times {\mathrm{5923}}^1$

素因数の和:6424

約数の個数: 32

約数和(自身を含む): 209851776

約数和(自身を除く): 122605986

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 491, 982, 1473, 2455, 2946, 4910, 5923, 7365, 11846, 14730, 17769, 29615, 35538, 59230, 88845, 177690, 2908193, 5816386, 8724579, 14540965, 17449158, 29081930, 43622895, 87245790]

約数ペア:

[(1, 87245790), (2, 43622895), (3, 29081930), (5, 17449158), (6, 14540965), (10, 8724579), (15, 5816386), (30, 2908193), (491, 177690), (982, 88845), (1473, 59230), (2455, 35538), (2946, 29615), (4910, 17769), (5923, 14730), (7365, 11846)]