78740200540

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^3\times {\mathrm{323581}}^1$

素因数の和:323659

約数の個数: 48

約数和(自身を含む): 172870447680

約数和(自身を除く): 94130247140

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 529, 1058, 2116, 2645, 5290, 10580, 12167, 24334, 48668, 60835, 121670, 243340, 323581, 647162, 1294324, 1617905, 3235810, 6471620, 7442363, 14884726, 29769452, 37211815, 74423630, 148847260, 171174349, 342348698, 684697396, 855871745, 1711743490, 3423486980, 3937010027, 7874020054, 15748040108, 19685050135, 39370100270, 78740200540]

約数ペア:

[(1, 78740200540), (2, 39370100270), (4, 19685050135), (5, 15748040108), (10, 7874020054), (20, 3937010027), (23, 3423486980), (46, 1711743490), (92, 855871745), (115, 684697396), (230, 342348698), (460, 171174349), (529, 148847260), (1058, 74423630), (2116, 37211815), (2645, 29769452), (5290, 14884726), (10580, 7442363), (12167, 6471620), (24334, 3235810), (48668, 1617905), (60835, 1294324), (121670, 647162), (243340, 323581)]