223668575

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{40483}}^1$

素因数の和:40523

約数の個数: 24

約数和(自身を含む): 316261008

約数和(自身を除く): 92592433

約数列:

[1, 5, 13, 17, 25, 65, 85, 221, 325, 425, 1105, 5525, 40483, 202415, 526279, 688211, 1012075, 2631395, 3441055, 8946743, 13156975, 17205275, 44733715, 223668575]

約数ペア:

[(1, 223668575), (5, 44733715), (13, 17205275), (17, 13156975), (25, 8946743), (65, 3441055), (85, 2631395), (221, 1012075), (325, 688211), (425, 526279), (1105, 202415), (5525, 40483)]