85105220

素因数分解:

$2^2\times 5^1\times {\mathrm{347}}^1\times {\mathrm{12263}}^1$

素因数の和:12619

約数の個数: 24

約数和(自身を含む): 179250624

約数和(自身を除く): 94145404

約数列:

[1, 2, 4, 5, 10, 20, 347, 694, 1388, 1735, 3470, 6940, 12263, 24526, 49052, 61315, 122630, 245260, 4255261, 8510522, 17021044, 21276305, 42552610, 85105220]

約数ペア:

[(1, 85105220), (2, 42552610), (4, 21276305), (5, 17021044), (10, 8510522), (20, 4255261), (347, 245260), (694, 122630), (1388, 61315), (1735, 49052), (3470, 24526), (6940, 12263)]