2021465375

素因数分解:

$5^3\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{4091}}^1$

素因数の和:4232

約数の個数: 32

約数和(自身を含む): 2604476160

約数和(自身を除く): 583010785

約数列:

[1, 5, 25, 59, 67, 125, 295, 335, 1475, 1675, 3953, 4091, 7375, 8375, 19765, 20455, 98825, 102275, 241369, 274097, 494125, 511375, 1206845, 1370485, 6034225, 6852425, 16171723, 30171125, 34262125, 80858615, 404293075, 2021465375]

約数ペア:

[(1, 2021465375), (5, 404293075), (25, 80858615), (59, 34262125), (67, 30171125), (125, 16171723), (295, 6852425), (335, 6034225), (1475, 1370485), (1675, 1206845), (3953, 511375), (4091, 494125), (7375, 274097), (8375, 241369), (19765, 102275), (20455, 98825)]