64221950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{3407}}^1$

素因数の和:3461

約数の個数: 48

約数和(自身を含む): 133116480

約数和(自身を除く): 68894530

約数列:

[1, 2, 5, 10, 13, 25, 26, 29, 50, 58, 65, 130, 145, 290, 325, 377, 650, 725, 754, 1450, 1885, 3407, 3770, 6814, 9425, 17035, 18850, 34070, 44291, 85175, 88582, 98803, 170350, 197606, 221455, 442910, 494015, 988030, 1107275, 1284439, 2214550, 2470075, 2568878, 4940150, 6422195, 12844390, 32110975, 64221950]

約数ペア:

[(1, 64221950), (2, 32110975), (5, 12844390), (10, 6422195), (13, 4940150), (25, 2568878), (26, 2470075), (29, 2214550), (50, 1284439), (58, 1107275), (65, 988030), (130, 494015), (145, 442910), (290, 221455), (325, 197606), (377, 170350), (650, 98803), (725, 88582), (754, 85175), (1450, 44291), (1885, 34070), (3407, 18850), (3770, 17035), (6814, 9425)]