204156928105

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{6449}}^1\times {\mathrm{28649}}^1$

素因数の和:35133

約数の個数: 32

約数和(自身を含む): 279406260000

約数和(自身を除く): 75249331895

約数列:

[1, 5, 13, 17, 65, 85, 221, 1105, 6449, 28649, 32245, 83837, 109633, 143245, 372437, 419185, 487033, 548165, 1425229, 1862185, 2435165, 6331429, 7126145, 31657145, 184757401, 923787005, 2401846213, 3140875817, 12009231065, 15704379085, 40831385621, 204156928105]

約数ペア:

[(1, 204156928105), (5, 40831385621), (13, 15704379085), (17, 12009231065), (65, 3140875817), (85, 2401846213), (221, 923787005), (1105, 184757401), (6449, 31657145), (28649, 7126145), (32245, 6331429), (83837, 2435165), (109633, 1862185), (143245, 1425229), (372437, 548165), (419185, 487033)]