81843500

素因数分解:

$2^2\times 5^3\times {\mathrm{191}}^1\times {\mathrm{857}}^1$

素因数の和:1067

約数の個数: 48

約数和(自身を含む): 179891712

約数和(自身を除く): 98048212

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 191, 250, 382, 500, 764, 857, 955, 1714, 1910, 3428, 3820, 4285, 4775, 8570, 9550, 17140, 19100, 21425, 23875, 42850, 47750, 85700, 95500, 107125, 163687, 214250, 327374, 428500, 654748, 818435, 1636870, 3273740, 4092175, 8184350, 16368700, 20460875, 40921750, 81843500]

約数ペア:

[(1, 81843500), (2, 40921750), (4, 20460875), (5, 16368700), (10, 8184350), (20, 4092175), (25, 3273740), (50, 1636870), (100, 818435), (125, 654748), (191, 428500), (250, 327374), (382, 214250), (500, 163687), (764, 107125), (857, 95500), (955, 85700), (1714, 47750), (1910, 42850), (3428, 23875), (3820, 21425), (4285, 19100), (4775, 17140), (8570, 9550)]