201495160

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{70949}}^1$

素因数の和:71031

約数の個数: 32

約数和(自身を含む): 459756000

約数和(自身を除く): 258260840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 70949, 141898, 283796, 354745, 567592, 709490, 1418980, 2837960, 5037379, 10074758, 20149516, 25186895, 40299032, 50373790, 100747580, 201495160]

約数ペア:

[(1, 201495160), (2, 100747580), (4, 50373790), (5, 40299032), (8, 25186895), (10, 20149516), (20, 10074758), (40, 5037379), (71, 2837960), (142, 1418980), (284, 709490), (355, 567592), (568, 354745), (710, 283796), (1420, 141898), (2840, 70949)]