85145320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{163741}}^1$

素因数の和:163765

約数の個数: 32

約数和(自身を含む): 206314920

約数和(自身を除く): 121169600

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 163741, 327482, 654964, 818705, 1309928, 1637410, 2128633, 3274820, 4257266, 6549640, 8514532, 10643165, 17029064, 21286330, 42572660, 85145320]

約数ペア:

[(1, 85145320), (2, 42572660), (4, 21286330), (5, 17029064), (8, 10643165), (10, 8514532), (13, 6549640), (20, 4257266), (26, 3274820), (40, 2128633), (52, 1637410), (65, 1309928), (104, 818705), (130, 654964), (260, 327482), (520, 163741)]