1520762025

素因数分解:

$3^1\times 5^2\times {\mathrm{61}}^1\times {\mathrm{491}}^1\times {\mathrm{677}}^1$

素因数の和:1242

約数の個数: 48

約数和(自身を含む): 2564532288

約数和(自身を除く): 1043770263

約数列:

[1, 3, 5, 15, 25, 61, 75, 183, 305, 491, 677, 915, 1473, 1525, 2031, 2455, 3385, 4575, 7365, 10155, 12275, 16925, 29951, 36825, 41297, 50775, 89853, 123891, 149755, 206485, 332407, 449265, 619455, 748775, 997221, 1032425, 1662035, 2246325, 3097275, 4986105, 8310175, 20276827, 24930525, 60830481, 101384135, 304152405, 506920675, 1520762025]

約数ペア:

[(1, 1520762025), (3, 506920675), (5, 304152405), (15, 101384135), (25, 60830481), (61, 24930525), (75, 20276827), (183, 8310175), (305, 4986105), (491, 3097275), (677, 2246325), (915, 1662035), (1473, 1032425), (1525, 997221), (2031, 748775), (2455, 619455), (3385, 449265), (4575, 332407), (7365, 206485), (10155, 149755), (12275, 123891), (16925, 89853), (29951, 50775), (36825, 41297)]