2021061625

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{1013}}^1\times {\mathrm{1451}}^1$

素因数の和:2490

約数の個数: 32

約数和(自身を含む): 2756198016

約数和(自身を除く): 735136391

約数列:

[1, 5, 11, 25, 55, 125, 275, 1013, 1375, 1451, 5065, 7255, 11143, 15961, 25325, 36275, 55715, 79805, 126625, 181375, 278575, 399025, 1392875, 1469863, 1995125, 7349315, 16168493, 36746575, 80842465, 183732875, 404212325, 2021061625]

約数ペア:

[(1, 2021061625), (5, 404212325), (11, 183732875), (25, 80842465), (55, 36746575), (125, 16168493), (275, 7349315), (1013, 1995125), (1375, 1469863), (1451, 1392875), (5065, 399025), (7255, 278575), (11143, 181375), (15961, 126625), (25325, 79805), (36275, 55715)]