25144360

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{359}}^1$

素因数の和:490

約数の個数: 64

約数和(自身を含む): 60652800

約数和(自身を除く): 35508440

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 103, 136, 170, 206, 340, 359, 412, 515, 680, 718, 824, 1030, 1436, 1751, 1795, 2060, 2872, 3502, 3590, 4120, 6103, 7004, 7180, 8755, 12206, 14008, 14360, 17510, 24412, 30515, 35020, 36977, 48824, 61030, 70040, 73954, 122060, 147908, 184885, 244120, 295816, 369770, 628609, 739540, 1257218, 1479080, 2514436, 3143045, 5028872, 6286090, 12572180, 25144360]

約数ペア:

[(1, 25144360), (2, 12572180), (4, 6286090), (5, 5028872), (8, 3143045), (10, 2514436), (17, 1479080), (20, 1257218), (34, 739540), (40, 628609), (68, 369770), (85, 295816), (103, 244120), (136, 184885), (170, 147908), (206, 122060), (340, 73954), (359, 70040), (412, 61030), (515, 48824), (680, 36977), (718, 35020), (824, 30515), (1030, 24412), (1436, 17510), (1751, 14360), (1795, 14008), (2060, 12206), (2872, 8755), (3502, 7180), (3590, 7004), (4120, 6103)]