258367090

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{8821}}^1$

素因数の和:8958

約数の個数: 32

約数和(自身を含む): 485915760

約数和(自身を除く): 227548670

約数列:

[1, 2, 5, 10, 29, 58, 101, 145, 202, 290, 505, 1010, 2929, 5858, 8821, 14645, 17642, 29290, 44105, 88210, 255809, 511618, 890921, 1279045, 1781842, 2558090, 4454605, 8909210, 25836709, 51673418, 129183545, 258367090]

約数ペア:

[(1, 258367090), (2, 129183545), (5, 51673418), (10, 25836709), (29, 8909210), (58, 4454605), (101, 2558090), (145, 1781842), (202, 1279045), (290, 890921), (505, 511618), (1010, 255809), (2929, 88210), (5858, 44105), (8821, 29290), (14645, 17642)]