28534550

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{1789}}^1$

素因数の和:1841

約数の個数: 48

約数和(自身を含む): 59929200

約数和(自身を除く): 31394650

約数列:

[1, 2, 5, 10, 11, 22, 25, 29, 50, 55, 58, 110, 145, 275, 290, 319, 550, 638, 725, 1450, 1595, 1789, 3190, 3578, 7975, 8945, 15950, 17890, 19679, 39358, 44725, 51881, 89450, 98395, 103762, 196790, 259405, 491975, 518810, 570691, 983950, 1141382, 1297025, 2594050, 2853455, 5706910, 14267275, 28534550]

約数ペア:

[(1, 28534550), (2, 14267275), (5, 5706910), (10, 2853455), (11, 2594050), (22, 1297025), (25, 1141382), (29, 983950), (50, 570691), (55, 518810), (58, 491975), (110, 259405), (145, 196790), (275, 103762), (290, 98395), (319, 89450), (550, 51881), (638, 44725), (725, 39358), (1450, 19679), (1595, 17890), (1789, 15950), (3190, 8945), (3578, 7975)]