165305560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{590377}}^1$

素因数の和:590395

約数の個数: 32

約数和(自身を含む): 425072160

約数和(自身を除く): 259766600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 590377, 1180754, 2361508, 2951885, 4132639, 4723016, 5903770, 8265278, 11807540, 16530556, 20663195, 23615080, 33061112, 41326390, 82652780, 165305560]

約数ペア:

[(1, 165305560), (2, 82652780), (4, 41326390), (5, 33061112), (7, 23615080), (8, 20663195), (10, 16530556), (14, 11807540), (20, 8265278), (28, 5903770), (35, 4723016), (40, 4132639), (56, 2951885), (70, 2361508), (140, 1180754), (280, 590377)]