25165309540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{449}}^1\times {\mathrm{400339}}^1$

素因数の和:400804

約数の個数: 48

約数和(自身を含む): 60531408000

約数和(自身を除く): 35366098460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 449, 898, 1796, 2245, 3143, 4490, 6286, 8980, 12572, 15715, 31430, 62860, 400339, 800678, 1601356, 2001695, 2802373, 4003390, 5604746, 8006780, 11209492, 14011865, 28023730, 56047460, 179752211, 359504422, 719008844, 898761055, 1258265477, 1797522110, 2516530954, 3595044220, 5033061908, 6291327385, 12582654770, 25165309540]

約数ペア:

[(1, 25165309540), (2, 12582654770), (4, 6291327385), (5, 5033061908), (7, 3595044220), (10, 2516530954), (14, 1797522110), (20, 1258265477), (28, 898761055), (35, 719008844), (70, 359504422), (140, 179752211), (449, 56047460), (898, 28023730), (1796, 14011865), (2245, 11209492), (3143, 8006780), (4490, 5604746), (6286, 4003390), (8980, 2802373), (12572, 2001695), (15715, 1601356), (31430, 800678), (62860, 400339)]