90388940

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{1543}}^1$

素因数の和:1682

約数の個数: 48

約数和(自身を含む): 198434880

約数和(自身を除く): 108045940

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 101, 116, 145, 202, 290, 404, 505, 580, 1010, 1543, 2020, 2929, 3086, 5858, 6172, 7715, 11716, 14645, 15430, 29290, 30860, 44747, 58580, 89494, 155843, 178988, 223735, 311686, 447470, 623372, 779215, 894940, 1558430, 3116860, 4519447, 9038894, 18077788, 22597235, 45194470, 90388940]

約数ペア:

[(1, 90388940), (2, 45194470), (4, 22597235), (5, 18077788), (10, 9038894), (20, 4519447), (29, 3116860), (58, 1558430), (101, 894940), (116, 779215), (145, 623372), (202, 447470), (290, 311686), (404, 223735), (505, 178988), (580, 155843), (1010, 89494), (1543, 58580), (2020, 44747), (2929, 30860), (3086, 29290), (5858, 15430), (6172, 14645), (7715, 11716)]