104876980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{2027}}^1$

素因数の和:2248

約数の個数: 48

約数和(自身を含む): 238492800

約数和(自身を除く): 133615820

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 199, 260, 398, 796, 995, 1990, 2027, 2587, 3980, 4054, 5174, 8108, 10135, 10348, 12935, 20270, 25870, 26351, 40540, 51740, 52702, 105404, 131755, 263510, 403373, 527020, 806746, 1613492, 2016865, 4033730, 5243849, 8067460, 10487698, 20975396, 26219245, 52438490, 104876980]

約数ペア:

[(1, 104876980), (2, 52438490), (4, 26219245), (5, 20975396), (10, 10487698), (13, 8067460), (20, 5243849), (26, 4033730), (52, 2016865), (65, 1613492), (130, 806746), (199, 527020), (260, 403373), (398, 263510), (796, 131755), (995, 105404), (1990, 52702), (2027, 51740), (2587, 40540), (3980, 26351), (4054, 25870), (5174, 20270), (8108, 12935), (10135, 10348)]