1980022575

素因数分解:

$3^1\times 5^2\times {\mathrm{223}}^1\times {\mathrm{118387}}^1$

素因数の和:118623

約数の個数: 24

約数和(自身を含む): 3288345088

約数和(自身を除く): 1308322513

約数列:

[1, 3, 5, 15, 25, 75, 223, 669, 1115, 3345, 5575, 16725, 118387, 355161, 591935, 1775805, 2959675, 8879025, 26400301, 79200903, 132001505, 396004515, 660007525, 1980022575]

約数ペア:

[(1, 1980022575), (3, 660007525), (5, 396004515), (15, 132001505), (25, 79200903), (75, 26400301), (223, 8879025), (669, 2959675), (1115, 1775805), (3345, 591935), (5575, 355161), (16725, 118387)]