81560550

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{103}}^1\times {\mathrm{5279}}^1$

素因数の和:5397

約数の個数: 48

約数和(自身を含む): 204272640

約数和(自身を除く): 122712090

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 103, 150, 206, 309, 515, 618, 1030, 1545, 2575, 3090, 5150, 5279, 7725, 10558, 15450, 15837, 26395, 31674, 52790, 79185, 131975, 158370, 263950, 395925, 543737, 791850, 1087474, 1631211, 2718685, 3262422, 5437370, 8156055, 13593425, 16312110, 27186850, 40780275, 81560550]

約数ペア:

[(1, 81560550), (2, 40780275), (3, 27186850), (5, 16312110), (6, 13593425), (10, 8156055), (15, 5437370), (25, 3262422), (30, 2718685), (50, 1631211), (75, 1087474), (103, 791850), (150, 543737), (206, 395925), (309, 263950), (515, 158370), (618, 131975), (1030, 79185), (1545, 52790), (2575, 31674), (3090, 26395), (5150, 15837), (5279, 15450), (7725, 10558)]