68489992

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{163}}^1\times {\mathrm{991}}^1$

素因数の和:1213

約数の個数: 32

約数和(自身を含む): 131777280

約数和(自身を除く): 63287288

約数列:

[1, 2, 4, 8, 53, 106, 163, 212, 326, 424, 652, 991, 1304, 1982, 3964, 7928, 8639, 17278, 34556, 52523, 69112, 105046, 161533, 210092, 323066, 420184, 646132, 1292264, 8561249, 17122498, 34244996, 68489992]

約数ペア:

[(1, 68489992), (2, 34244996), (4, 17122498), (8, 8561249), (53, 1292264), (106, 646132), (163, 420184), (212, 323066), (326, 210092), (424, 161533), (652, 105046), (991, 69112), (1304, 52523), (1982, 34556), (3964, 17278), (7928, 8639)]