1256600

素因数分解:

$2^3\times 5^2\times {\mathrm{61}}^1\times {\mathrm{103}}^1$

素因数の和:180

約数の個数: 48

約数和(自身を含む): 2998320

約数和(自身を除く): 1741720

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 61, 100, 103, 122, 200, 206, 244, 305, 412, 488, 515, 610, 824, 1030, 1220, 1525, 2060, 2440, 2575, 3050, 4120, 5150, 6100, 6283, 10300, 12200, 12566, 20600, 25132, 31415, 50264, 62830, 125660, 157075, 251320, 314150, 628300, 1256600]

約数ペア:

[(1, 1256600), (2, 628300), (4, 314150), (5, 251320), (8, 157075), (10, 125660), (20, 62830), (25, 50264), (40, 31415), (50, 25132), (61, 20600), (100, 12566), (103, 12200), (122, 10300), (200, 6283), (206, 6100), (244, 5150), (305, 4120), (412, 3050), (488, 2575), (515, 2440), (610, 2060), (824, 1525), (1030, 1220)]