139995505

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1\times {\mathrm{199}}^1$

素因数の和:433

約数の個数: 32

約数和(自身を含む): 185472000

約数和(自身を除く): 45476495

約数列:

[1, 5, 13, 65, 79, 137, 199, 395, 685, 995, 1027, 1781, 2587, 5135, 8905, 10823, 12935, 15721, 27263, 54115, 78605, 136315, 140699, 204373, 354419, 703495, 1021865, 1772095, 2153777, 10768885, 27999101, 139995505]

約数ペア:

[(1, 139995505), (5, 27999101), (13, 10768885), (65, 2153777), (79, 1772095), (137, 1021865), (199, 703495), (395, 354419), (685, 204373), (995, 140699), (1027, 136315), (1781, 78605), (2587, 54115), (5135, 27263), (8905, 15721), (10823, 12935)]