164375920

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{43717}}^1$

素因数の和:43777

約数の個数: 40

約数和(自身を含む): 390314304

約数和(自身を除く): 225938384

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 188, 235, 376, 470, 752, 940, 1880, 3760, 43717, 87434, 174868, 218585, 349736, 437170, 699472, 874340, 1748680, 2054699, 3497360, 4109398, 8218796, 10273495, 16437592, 20546990, 32875184, 41093980, 82187960, 164375920]

約数ペア:

[(1, 164375920), (2, 82187960), (4, 41093980), (5, 32875184), (8, 20546990), (10, 16437592), (16, 10273495), (20, 8218796), (40, 4109398), (47, 3497360), (80, 2054699), (94, 1748680), (188, 874340), (235, 699472), (376, 437170), (470, 349736), (752, 218585), (940, 174868), (1880, 87434), (3760, 43717)]