516106825

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{857}}^1$

素因数の和:1006

約数の個数: 48

約数和(自身を含む): 737296560

約数和(自身を除く): 221189735

約数列:

[1, 5, 13, 17, 25, 65, 85, 109, 221, 325, 425, 545, 857, 1105, 1417, 1853, 2725, 4285, 5525, 7085, 9265, 11141, 14569, 21425, 24089, 35425, 46325, 55705, 72845, 93413, 120445, 189397, 278525, 364225, 467065, 602225, 946985, 1214369, 1588021, 2335325, 4734925, 6071845, 7940105, 20644273, 30359225, 39700525, 103221365, 516106825]

約数ペア:

[(1, 516106825), (5, 103221365), (13, 39700525), (17, 30359225), (25, 20644273), (65, 7940105), (85, 6071845), (109, 4734925), (221, 2335325), (325, 1588021), (425, 1214369), (545, 946985), (857, 602225), (1105, 467065), (1417, 364225), (1853, 278525), (2725, 189397), (4285, 120445), (5525, 93413), (7085, 72845), (9265, 55705), (11141, 46325), (14569, 35425), (21425, 24089)]