64773865

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{1171}}^1$

素因数の和:1249

約数の個数: 32

約数和(自身を含む): 89784576

約数和(自身を除く): 25010711

約数列:

[1, 5, 13, 23, 37, 65, 115, 185, 299, 481, 851, 1171, 1495, 2405, 4255, 5855, 11063, 15223, 26933, 43327, 55315, 76115, 134665, 216635, 350129, 563251, 996521, 1750645, 2816255, 4982605, 12954773, 64773865]

約数ペア:

[(1, 64773865), (5, 12954773), (13, 4982605), (23, 2816255), (37, 1750645), (65, 996521), (115, 563251), (185, 350129), (299, 216635), (481, 134665), (851, 76115), (1171, 55315), (1495, 43327), (2405, 26933), (4255, 15223), (5855, 11063)]