28689100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^2\times {\mathrm{2371}}^1$

素因数の和:2407

約数の個数: 54

約数和(自身を含む): 68458292

約数和(自身を除く): 39769192

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 121, 220, 242, 275, 484, 550, 605, 1100, 1210, 2371, 2420, 3025, 4742, 6050, 9484, 11855, 12100, 23710, 26081, 47420, 52162, 59275, 104324, 118550, 130405, 237100, 260810, 286891, 521620, 573782, 652025, 1147564, 1304050, 1434455, 2608100, 2868910, 5737820, 7172275, 14344550, 28689100]

約数ペア:

[(1, 28689100), (2, 14344550), (4, 7172275), (5, 5737820), (10, 2868910), (11, 2608100), (20, 1434455), (22, 1304050), (25, 1147564), (44, 652025), (50, 573782), (55, 521620), (100, 286891), (110, 260810), (121, 237100), (220, 130405), (242, 118550), (275, 104324), (484, 59275), (550, 52162), (605, 47420), (1100, 26081), (1210, 23710), (2371, 12100), (2420, 11855), (3025, 9484), (4742, 6050)]