40249315

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{173}}^1$

素因数の和:307

約数の個数: 32

約数和(自身を含む): 53452800

約数和(自身を除く): 13203485

約数列:

[1, 5, 19, 31, 79, 95, 155, 173, 395, 589, 865, 1501, 2449, 2945, 3287, 5363, 7505, 12245, 13667, 16435, 26815, 46531, 68335, 101897, 232655, 259673, 423677, 509485, 1298365, 2118385, 8049863, 40249315]

約数ペア:

[(1, 40249315), (5, 8049863), (19, 2118385), (31, 1298365), (79, 509485), (95, 423677), (155, 259673), (173, 232655), (395, 101897), (589, 68335), (865, 46531), (1501, 26815), (2449, 16435), (2945, 13667), (3287, 12245), (5363, 7505)]