80251325

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{887}}^1$

素因数の和:962

約数の個数: 48

約数和(自身を含む): 126849024

約数和(自身を除く): 46597699

約数列:

[1, 5, 7, 11, 25, 35, 47, 55, 77, 175, 235, 275, 329, 385, 517, 887, 1175, 1645, 1925, 2585, 3619, 4435, 6209, 8225, 9757, 12925, 18095, 22175, 31045, 41689, 48785, 68299, 90475, 155225, 208445, 243925, 291823, 341495, 458579, 1042225, 1459115, 1707475, 2292895, 3210053, 7295575, 11464475, 16050265, 80251325]

約数ペア:

[(1, 80251325), (5, 16050265), (7, 11464475), (11, 7295575), (25, 3210053), (35, 2292895), (47, 1707475), (55, 1459115), (77, 1042225), (175, 458579), (235, 341495), (275, 291823), (329, 243925), (385, 208445), (517, 155225), (887, 90475), (1175, 68299), (1645, 48785), (1925, 41689), (2585, 31045), (3619, 22175), (4435, 18095), (6209, 12925), (8225, 9757)]