2045011325

素因数分解:

$5^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{2143}}^1$

素因数の和:2227

約数の個数: 72

約数和(自身を含む): 3182296320

約数和(自身を除く): 1137284995

約数列:

[1, 5, 7, 19, 25, 35, 41, 49, 95, 133, 175, 205, 245, 287, 475, 665, 779, 931, 1025, 1225, 1435, 2009, 2143, 3325, 3895, 4655, 5453, 7175, 10045, 10715, 15001, 19475, 23275, 27265, 38171, 40717, 50225, 53575, 75005, 87863, 105007, 136325, 190855, 203585, 285019, 375025, 439315, 525035, 615041, 954275, 1017925, 1425095, 1669397, 1995133, 2196575, 2625175, 3075205, 4305287, 7125475, 8346985, 9975665, 11685779, 15376025, 21526435, 41734925, 49878325, 58428895, 81800453, 107632175, 292144475, 409002265, 2045011325]

約数ペア:

[(1, 2045011325), (5, 409002265), (7, 292144475), (19, 107632175), (25, 81800453), (35, 58428895), (41, 49878325), (49, 41734925), (95, 21526435), (133, 15376025), (175, 11685779), (205, 9975665), (245, 8346985), (287, 7125475), (475, 4305287), (665, 3075205), (779, 2625175), (931, 2196575), (1025, 1995133), (1225, 1669397), (1435, 1425095), (2009, 1017925), (2143, 954275), (3325, 615041), (3895, 525035), (4655, 439315), (5453, 375025), (7175, 285019), (10045, 203585), (10715, 190855), (15001, 136325), (19475, 105007), (23275, 87863), (27265, 75005), (38171, 53575), (40717, 50225)]