156585160

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{40357}}^1$

素因数の和:40465

約数の個数: 32

約数和(自身を含む): 355957560

約数和(自身を除く): 199372400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 776, 970, 1940, 3880, 40357, 80714, 161428, 201785, 322856, 403570, 807140, 1614280, 3914629, 7829258, 15658516, 19573145, 31317032, 39146290, 78292580, 156585160]

約数ペア:

[(1, 156585160), (2, 78292580), (4, 39146290), (5, 31317032), (8, 19573145), (10, 15658516), (20, 7829258), (40, 3914629), (97, 1614280), (194, 807140), (388, 403570), (485, 322856), (776, 201785), (970, 161428), (1940, 80714), (3880, 40357)]