8430200

素因数分解:

$2^3\times 5^2\times {\mathrm{61}}^1\times {\mathrm{691}}^1$

素因数の和:768

約数の個数: 48

約数和(自身を含む): 19950360

約数和(自身を除く): 11520160

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 61, 100, 122, 200, 244, 305, 488, 610, 691, 1220, 1382, 1525, 2440, 2764, 3050, 3455, 5528, 6100, 6910, 12200, 13820, 17275, 27640, 34550, 42151, 69100, 84302, 138200, 168604, 210755, 337208, 421510, 843020, 1053775, 1686040, 2107550, 4215100, 8430200]

約数ペア:

[(1, 8430200), (2, 4215100), (4, 2107550), (5, 1686040), (8, 1053775), (10, 843020), (20, 421510), (25, 337208), (40, 210755), (50, 168604), (61, 138200), (100, 84302), (122, 69100), (200, 42151), (244, 34550), (305, 27640), (488, 17275), (610, 13820), (691, 12200), (1220, 6910), (1382, 6100), (1525, 5528), (2440, 3455), (2764, 3050)]