88163960

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^2\times {\mathrm{491}}^1$

素因数の和:636

約数の個数: 48

約数和(自身を含む): 201783960

約数和(自身を除く): 113620000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 491, 536, 670, 982, 1340, 1964, 2455, 2680, 3928, 4489, 4910, 8978, 9820, 17956, 19640, 22445, 32897, 35912, 44890, 65794, 89780, 131588, 164485, 179560, 263176, 328970, 657940, 1315880, 2204099, 4408198, 8816396, 11020495, 17632792, 22040990, 44081980, 88163960]

約数ペア:

[(1, 88163960), (2, 44081980), (4, 22040990), (5, 17632792), (8, 11020495), (10, 8816396), (20, 4408198), (40, 2204099), (67, 1315880), (134, 657940), (268, 328970), (335, 263176), (491, 179560), (536, 164485), (670, 131588), (982, 89780), (1340, 65794), (1964, 44890), (2455, 35912), (2680, 32897), (3928, 22445), (4489, 19640), (4910, 17956), (8978, 9820)]