66463900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{34981}}^1$

素因数の和:35014

約数の個数: 36

約数和(自身を含む): 151821880

約数和(自身を除く): 85357980

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 380, 475, 950, 1900, 34981, 69962, 139924, 174905, 349810, 664639, 699620, 874525, 1329278, 1749050, 2658556, 3323195, 3498100, 6646390, 13292780, 16615975, 33231950, 66463900]

約数ペア:

[(1, 66463900), (2, 33231950), (4, 16615975), (5, 13292780), (10, 6646390), (19, 3498100), (20, 3323195), (25, 2658556), (38, 1749050), (50, 1329278), (76, 874525), (95, 699620), (100, 664639), (190, 349810), (380, 174905), (475, 139924), (950, 69962), (1900, 34981)]