90448085

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{1451}}^1$

素因数の和:1613

約数の個数: 32

約数和(自身を含む): 134652672

約数和(自身を除く): 44204587

約数列:

[1, 5, 7, 13, 35, 65, 91, 137, 455, 685, 959, 1451, 1781, 4795, 7255, 8905, 10157, 12467, 18863, 50785, 62335, 94315, 132041, 198787, 660205, 993935, 1391509, 2584231, 6957545, 12921155, 18089617, 90448085]

約数ペア:

[(1, 90448085), (5, 18089617), (7, 12921155), (13, 6957545), (35, 2584231), (65, 1391509), (91, 993935), (137, 660205), (455, 198787), (685, 132041), (959, 94315), (1451, 62335), (1781, 50785), (4795, 18863), (7255, 12467), (8905, 10157)]