53087620

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{641}}^1$

素因数の和:792

約数の個数: 48

約数和(自身を含む): 115513776

約数和(自身を除く): 62426156

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 101, 164, 202, 205, 404, 410, 505, 641, 820, 1010, 1282, 2020, 2564, 3205, 4141, 6410, 8282, 12820, 16564, 20705, 26281, 41410, 52562, 64741, 82820, 105124, 129482, 131405, 258964, 262810, 323705, 525620, 647410, 1294820, 2654381, 5308762, 10617524, 13271905, 26543810, 53087620]

約数ペア:

[(1, 53087620), (2, 26543810), (4, 13271905), (5, 10617524), (10, 5308762), (20, 2654381), (41, 1294820), (82, 647410), (101, 525620), (164, 323705), (202, 262810), (205, 258964), (404, 131405), (410, 129482), (505, 105124), (641, 82820), (820, 64741), (1010, 52562), (1282, 41410), (2020, 26281), (2564, 20705), (3205, 16564), (4141, 12820), (6410, 8282)]