25152028

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{157}}^1\times {\mathrm{331}}^1$

素因数の和:514

約数の個数: 36

約数和(自身を含む): 48836536

約数和(自身を除く): 23684508

約数列:

[1, 2, 4, 11, 22, 44, 121, 157, 242, 314, 331, 484, 628, 662, 1324, 1727, 3454, 3641, 6908, 7282, 14564, 18997, 37994, 40051, 51967, 75988, 80102, 103934, 160204, 207868, 571637, 1143274, 2286548, 6288007, 12576014, 25152028]

約数ペア:

[(1, 25152028), (2, 12576014), (4, 6288007), (11, 2286548), (22, 1143274), (44, 571637), (121, 207868), (157, 160204), (242, 103934), (314, 80102), (331, 75988), (484, 51967), (628, 40051), (662, 37994), (1324, 18997), (1727, 14564), (3454, 7282), (3641, 6908)]