56091225

素因数分解:

$3^1\times 5^2\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{137}}^1$

素因数の和:306

約数の個数: 48

約数和(自身を含む): 96100992

約数和(自身を除く): 40009767

約数列:

[1, 3, 5, 15, 25, 53, 75, 103, 137, 159, 265, 309, 411, 515, 685, 795, 1325, 1545, 2055, 2575, 3425, 3975, 5459, 7261, 7725, 10275, 14111, 16377, 21783, 27295, 36305, 42333, 70555, 81885, 108915, 136475, 181525, 211665, 352775, 409425, 544575, 747883, 1058325, 2243649, 3739415, 11218245, 18697075, 56091225]

約数ペア:

[(1, 56091225), (3, 18697075), (5, 11218245), (15, 3739415), (25, 2243649), (53, 1058325), (75, 747883), (103, 544575), (137, 409425), (159, 352775), (265, 211665), (309, 181525), (411, 136475), (515, 108915), (685, 81885), (795, 70555), (1325, 42333), (1545, 36305), (2055, 27295), (2575, 21783), (3425, 16377), (3975, 14111), (5459, 10275), (7261, 7725)]