80985570

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{19421}}^1$

素因数の和:19570

約数の個数: 32

約数和(自身を含む): 195773760

約数和(自身を除く): 114788190

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 139, 278, 417, 695, 834, 1390, 2085, 4170, 19421, 38842, 58263, 97105, 116526, 194210, 291315, 582630, 2699519, 5399038, 8098557, 13497595, 16197114, 26995190, 40492785, 80985570]

約数ペア:

[(1, 80985570), (2, 40492785), (3, 26995190), (5, 16197114), (6, 13497595), (10, 8098557), (15, 5399038), (30, 2699519), (139, 582630), (278, 291315), (417, 194210), (695, 116526), (834, 97105), (1390, 58263), (2085, 38842), (4170, 19421)]