20078876200

素因数分解:

$2^3\times 5^2\times {\mathrm{2687}}^1\times {\mathrm{37363}}^1$

素因数の和:40066

約数の個数: 48

約数和(自身を含む): 46702010880

約数和(自身を除く): 26623134680

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 2687, 5374, 10748, 13435, 21496, 26870, 37363, 53740, 67175, 74726, 107480, 134350, 149452, 186815, 268700, 298904, 373630, 537400, 747260, 934075, 1494520, 1868150, 3736300, 7472600, 100394381, 200788762, 401577524, 501971905, 803155048, 1003943810, 2007887620, 2509859525, 4015775240, 5019719050, 10039438100, 20078876200]

約数ペア:

[(1, 20078876200), (2, 10039438100), (4, 5019719050), (5, 4015775240), (8, 2509859525), (10, 2007887620), (20, 1003943810), (25, 803155048), (40, 501971905), (50, 401577524), (100, 200788762), (200, 100394381), (2687, 7472600), (5374, 3736300), (10748, 1868150), (13435, 1494520), (21496, 934075), (26870, 747260), (37363, 537400), (53740, 373630), (67175, 298904), (74726, 268700), (107480, 186815), (134350, 149452)]