6648100

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{3499}}^1$

素因数の和:3532

約数の個数: 36

約数和(自身を含む): 15190000

約数和(自身を除く): 8541900

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 380, 475, 950, 1900, 3499, 6998, 13996, 17495, 34990, 66481, 69980, 87475, 132962, 174950, 265924, 332405, 349900, 664810, 1329620, 1662025, 3324050, 6648100]

約数ペア:

[(1, 6648100), (2, 3324050), (4, 1662025), (5, 1329620), (10, 664810), (19, 349900), (20, 332405), (25, 265924), (38, 174950), (50, 132962), (76, 87475), (95, 69980), (100, 66481), (190, 34990), (380, 17495), (475, 13996), (950, 6998), (1900, 3499)]