77927825

素因数分解:

$5^2\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{1021}}^1$

素因数の和:1145

約数の個数: 24

約数和(自身を含む): 100368576

約数和(自身を除く): 22440751

約数列:

[1, 5, 25, 43, 71, 215, 355, 1021, 1075, 1775, 3053, 5105, 15265, 25525, 43903, 72491, 76325, 219515, 362455, 1097575, 1812275, 3117113, 15585565, 77927825]

約数ペア:

[(1, 77927825), (5, 15585565), (25, 3117113), (43, 1812275), (71, 1097575), (215, 362455), (355, 219515), (1021, 76325), (1075, 72491), (1775, 43903), (3053, 25525), (5105, 15265)]