200944280

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{122527}}^1$

素因数の和:122579

約数の個数: 32

約数和(自身を含む): 463155840

約数和(自身を除く): 262211560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 122527, 245054, 490108, 612635, 980216, 1225270, 2450540, 4901080, 5023607, 10047214, 20094428, 25118035, 40188856, 50236070, 100472140, 200944280]

約数ペア:

[(1, 200944280), (2, 100472140), (4, 50236070), (5, 40188856), (8, 25118035), (10, 20094428), (20, 10047214), (40, 5023607), (41, 4901080), (82, 2450540), (164, 1225270), (205, 980216), (328, 612635), (410, 490108), (820, 245054), (1640, 122527)]