128828025

素因数分解:

$3^2\times 5^2\times {\mathrm{101}}^1\times {\mathrm{5669}}^1$

素因数の和:5786

約数の個数: 36

約数和(自身を含む): 233071020

約数和(自身を除く): 104242995

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 101, 225, 303, 505, 909, 1515, 2525, 4545, 5669, 7575, 17007, 22725, 28345, 51021, 85035, 141725, 255105, 425175, 572569, 1275525, 1717707, 2862845, 5153121, 8588535, 14314225, 25765605, 42942675, 128828025]

約数ペア:

[(1, 128828025), (3, 42942675), (5, 25765605), (9, 14314225), (15, 8588535), (25, 5153121), (45, 2862845), (75, 1717707), (101, 1275525), (225, 572569), (303, 425175), (505, 255105), (909, 141725), (1515, 85035), (2525, 51021), (4545, 28345), (5669, 22725), (7575, 17007)]