256581613105

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{983}}^1\times {\mathrm{45833}}^1$

素因数の和:46905

約数の個数: 32

約数和(自身を含む): 331219217664

約数和(自身を除く): 74637604559

約数列:

[1, 5, 17, 67, 85, 335, 983, 1139, 4915, 5695, 16711, 45833, 65861, 83555, 229165, 329305, 779161, 1119637, 3070811, 3895805, 5598185, 15354055, 45053839, 52203787, 225269195, 261018935, 765915263, 3018607213, 3829576315, 15093036065, 51316322621, 256581613105]

約数ペア:

[(1, 256581613105), (5, 51316322621), (17, 15093036065), (67, 3829576315), (85, 3018607213), (335, 765915263), (983, 261018935), (1139, 225269195), (4915, 52203787), (5695, 45053839), (16711, 15354055), (45833, 5598185), (65861, 3895805), (83555, 3070811), (229165, 1119637), (329305, 779161)]