128568100

素因数分解:

$2^2\times 5^2\times {\mathrm{919}}^1\times {\mathrm{1399}}^1$

素因数の和:2332

約数の個数: 36

約数和(自身を含む): 279496000

約数和(自身を除く): 150927900

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 919, 1399, 1838, 2798, 3676, 4595, 5596, 6995, 9190, 13990, 18380, 22975, 27980, 34975, 45950, 69950, 91900, 139900, 1285681, 2571362, 5142724, 6428405, 12856810, 25713620, 32142025, 64284050, 128568100]

約数ペア:

[(1, 128568100), (2, 64284050), (4, 32142025), (5, 25713620), (10, 12856810), (20, 6428405), (25, 5142724), (50, 2571362), (100, 1285681), (919, 139900), (1399, 91900), (1838, 69950), (2798, 45950), (3676, 34975), (4595, 27980), (5596, 22975), (6995, 18380), (9190, 13990)]