80486416

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{263}}^1\times {\mathrm{617}}^1$

素因数の和:919

約数の個数: 40

約数和(自身を含む): 161846784

約数和(自身を除く): 81360368

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 263, 496, 526, 617, 1052, 1234, 2104, 2468, 4208, 4936, 8153, 9872, 16306, 19127, 32612, 38254, 65224, 76508, 130448, 153016, 162271, 306032, 324542, 649084, 1298168, 2596336, 5030401, 10060802, 20121604, 40243208, 80486416]

約数ペア:

[(1, 80486416), (2, 40243208), (4, 20121604), (8, 10060802), (16, 5030401), (31, 2596336), (62, 1298168), (124, 649084), (248, 324542), (263, 306032), (496, 162271), (526, 153016), (617, 130448), (1052, 76508), (1234, 65224), (2104, 38254), (2468, 32612), (4208, 19127), (4936, 16306), (8153, 9872)]