128195416

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{4831}}^1$

素因数の和:4975

約数の個数: 32

約数和(自身を含む): 250490880

約数和(自身を除く): 122295464

約数列:

[1, 2, 4, 8, 31, 62, 107, 124, 214, 248, 428, 856, 3317, 4831, 6634, 9662, 13268, 19324, 26536, 38648, 149761, 299522, 516917, 599044, 1033834, 1198088, 2067668, 4135336, 16024427, 32048854, 64097708, 128195416]

約数ペア:

[(1, 128195416), (2, 64097708), (4, 32048854), (8, 16024427), (31, 4135336), (62, 2067668), (107, 1198088), (124, 1033834), (214, 599044), (248, 516917), (428, 299522), (856, 149761), (3317, 38648), (4831, 26536), (6634, 19324), (9662, 13268)]