81846710

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{3739}}^1$

素因数の和:3956

約数の個数: 32

約数和(自身を含む): 161568000

約数和(自身を除く): 79721290

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 199, 398, 995, 1990, 2189, 3739, 4378, 7478, 10945, 18695, 21890, 37390, 41129, 82258, 205645, 411290, 744061, 1488122, 3720305, 7440610, 8184671, 16369342, 40923355, 81846710]

約数ペア:

[(1, 81846710), (2, 40923355), (5, 16369342), (10, 8184671), (11, 7440610), (22, 3720305), (55, 1488122), (110, 744061), (199, 411290), (398, 205645), (995, 82258), (1990, 41129), (2189, 37390), (3739, 21890), (4378, 18695), (7478, 10945)]