20225525515

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{599}}^1\times {\mathrm{30557}}^1$

素因数の和:31191

約数の個数: 32

約数和(自身を含む): 27722217600

約数和(自身を除く): 7496692085

約数列:

[1, 5, 13, 17, 65, 85, 221, 599, 1105, 2995, 7787, 10183, 30557, 38935, 50915, 132379, 152785, 397241, 519469, 661895, 1986205, 2597345, 6753097, 18303643, 33765485, 91518215, 237947359, 311161931, 1189736795, 1555809655, 4045105103, 20225525515]

約数ペア:

[(1, 20225525515), (5, 4045105103), (13, 1555809655), (17, 1189736795), (65, 311161931), (85, 237947359), (221, 91518215), (599, 33765485), (1105, 18303643), (2995, 6753097), (7787, 2597345), (10183, 1986205), (30557, 661895), (38935, 519469), (50915, 397241), (132379, 152785)]