72809492048

素因数分解:

$2^4\times {\mathrm{23071}}^1\times {\mathrm{197243}}^1$

素因数の和:220322

約数の個数: 20

約数和(自身を含む): 141075220608

約数和(自身を除く): 68265728560

約数列:

[1, 2, 4, 8, 16, 23071, 46142, 92284, 184568, 197243, 369136, 394486, 788972, 1577944, 3155888, 4550593253, 9101186506, 18202373012, 36404746024, 72809492048]

約数ペア:

[(1, 72809492048), (2, 36404746024), (4, 18202373012), (8, 9101186506), (16, 4550593253), (23071, 3155888), (46142, 1577944), (92284, 788972), (184568, 394486), (197243, 369136)]