81115610

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{279709}}^1$

素因数の和:279745

約数の個数: 16

約数和(自身を含む): 151043400

約数和(自身を除く): 69927790

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 279709, 559418, 1398545, 2797090, 8111561, 16223122, 40557805, 81115610]

約数ペア:

[(1, 81115610), (2, 40557805), (5, 16223122), (10, 8111561), (29, 2797090), (58, 1398545), (145, 559418), (290, 279709)]