2788045678850

素因数分解:

$2^1\times 5^2\times {\mathrm{53}}^1\times {\mathrm{1559}}^1\times {\mathrm{674851}}^1$

素因数の和:676475

約数の個数: 48

約数和(自身を含む): 5287006520640

約数和(自身を除く): 2498960841790

約数列:

[1, 2, 5, 10, 25, 50, 53, 106, 265, 530, 1325, 1559, 2650, 3118, 7795, 15590, 38975, 77950, 82627, 165254, 413135, 674851, 826270, 1349702, 2065675, 3374255, 4131350, 6748510, 16871275, 33742550, 35767103, 71534206, 178835515, 357671030, 894177575, 1052092709, 1788355150, 2104185418, 5260463545, 10520927090, 26302317725, 52604635450, 55760913577, 111521827154, 278804567885, 557609135770, 1394022839425, 2788045678850]

約数ペア:

[(1, 2788045678850), (2, 1394022839425), (5, 557609135770), (10, 278804567885), (25, 111521827154), (50, 55760913577), (53, 52604635450), (106, 26302317725), (265, 10520927090), (530, 5260463545), (1325, 2104185418), (1559, 1788355150), (2650, 1052092709), (3118, 894177575), (7795, 357671030), (15590, 178835515), (38975, 71534206), (77950, 35767103), (82627, 33742550), (165254, 16871275), (413135, 6748510), (674851, 4131350), (826270, 3374255), (1349702, 2065675)]