100129220

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{51613}}^1$

素因数の和:51719

約数の個数: 24

約数和(自身を含む): 212443224

約数和(自身を除く): 112314004

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 51613, 103226, 206452, 258065, 516130, 1032260, 5006461, 10012922, 20025844, 25032305, 50064610, 100129220]

約数ペア:

[(1, 100129220), (2, 50064610), (4, 25032305), (5, 20025844), (10, 10012922), (20, 5006461), (97, 1032260), (194, 516130), (388, 258065), (485, 206452), (970, 103226), (1940, 51613)]