91390120

素因数分解:

$2^3\times 5^1\times {\mathrm{659}}^1\times {\mathrm{3467}}^1$

素因数の和:4137

約数の個数: 32

約数和(自身を含む): 205999200

約数和(自身を除く): 114609080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 659, 1318, 2636, 3295, 3467, 5272, 6590, 6934, 13180, 13868, 17335, 26360, 27736, 34670, 69340, 138680, 2284753, 4569506, 9139012, 11423765, 18278024, 22847530, 45695060, 91390120]

約数ペア:

[(1, 91390120), (2, 45695060), (4, 22847530), (5, 18278024), (8, 11423765), (10, 9139012), (20, 4569506), (40, 2284753), (659, 138680), (1318, 69340), (2636, 34670), (3295, 27736), (3467, 26360), (5272, 17335), (6590, 13868), (6934, 13180)]