20114919168025

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1\times {\mathrm{195047}}^1$

素因数の和:195295

約数の個数: 96

約数和(自身を含む): 28419461038080

約数和(自身を除く): 8304541870055

約数列:

[1, 5, 11, 25, 47, 55, 79, 101, 235, 275, 395, 505, 517, 869, 1111, 1175, 1975, 2525, 2585, 3713, 4345, 4747, 5555, 7979, 12925, 18565, 21725, 23735, 27775, 39895, 40843, 52217, 87769, 92825, 118675, 195047, 199475, 204215, 261085, 375013, 438845, 975235, 1021075, 1305425, 1875065, 2145517, 2194225, 4125143, 4876175, 9167209, 9375325, 10727585, 15408713, 19699747, 20625715, 45836045, 53637925, 77043565, 98498735, 100839299, 103128575, 169495843, 216697217, 229180225, 385217825, 492493675, 504196495, 724209511, 847479215, 925888109, 1083486085, 1556280013, 2520982475, 3621047555, 4237396075, 4629440545, 5417430425, 7781400065, 7966304621, 10184769199, 17119080143, 18105237775, 23147202725, 38907000325, 39831523105, 50923845995, 73145160611, 85595400715, 199157615525, 254619229975, 365725803055, 427977003575, 804596766721, 1828629015275, 4022983833605, 20114919168025]

約数ペア:

[(1, 20114919168025), (5, 4022983833605), (11, 1828629015275), (25, 804596766721), (47, 427977003575), (55, 365725803055), (79, 254619229975), (101, 199157615525), (235, 85595400715), (275, 73145160611), (395, 50923845995), (505, 39831523105), (517, 38907000325), (869, 23147202725), (1111, 18105237775), (1175, 17119080143), (1975, 10184769199), (2525, 7966304621), (2585, 7781400065), (3713, 5417430425), (4345, 4629440545), (4747, 4237396075), (5555, 3621047555), (7979, 2520982475), (12925, 1556280013), (18565, 1083486085), (21725, 925888109), (23735, 847479215), (27775, 724209511), (39895, 504196495), (40843, 492493675), (52217, 385217825), (87769, 229180225), (92825, 216697217), (118675, 169495843), (195047, 103128575), (199475, 100839299), (204215, 98498735), (261085, 77043565), (375013, 53637925), (438845, 45836045), (975235, 20625715), (1021075, 19699747), (1305425, 15408713), (1875065, 10727585), (2145517, 9375325), (2194225, 9167209), (4125143, 4876175)]