65333960

素因数分解:

$2^3\times 5^1\times {\mathrm{773}}^1\times {\mathrm{2113}}^1$

素因数の和:2897

約数の個数: 32

約数和(自身を含む): 147261240

約数和(自身を除く): 81927280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 773, 1546, 2113, 3092, 3865, 4226, 6184, 7730, 8452, 10565, 15460, 16904, 21130, 30920, 42260, 84520, 1633349, 3266698, 6533396, 8166745, 13066792, 16333490, 32666980, 65333960]

約数ペア:

[(1, 65333960), (2, 32666980), (4, 16333490), (5, 13066792), (8, 8166745), (10, 6533396), (20, 3266698), (40, 1633349), (773, 84520), (1546, 42260), (2113, 30920), (3092, 21130), (3865, 16904), (4226, 15460), (6184, 10565), (7730, 8452)]