2017670725

素因数分解:

$5^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{3673}}^1$

素因数の和:3806

約数の個数: 48

約数和(自身を含む): 2966710912

約数和(自身を除く): 949040187

約数列:

[1, 5, 7, 25, 35, 43, 73, 175, 215, 301, 365, 511, 1075, 1505, 1825, 2555, 3139, 3673, 7525, 12775, 15695, 18365, 21973, 25711, 78475, 91825, 109865, 128555, 157939, 268129, 549325, 642775, 789695, 1105573, 1340645, 1876903, 3948475, 5527865, 6703225, 9384515, 11529547, 27639325, 46922575, 57647735, 80706829, 288238675, 403534145, 2017670725]

約数ペア:

[(1, 2017670725), (5, 403534145), (7, 288238675), (25, 80706829), (35, 57647735), (43, 46922575), (73, 27639325), (175, 11529547), (215, 9384515), (301, 6703225), (365, 5527865), (511, 3948475), (1075, 1876903), (1505, 1340645), (1825, 1105573), (2555, 789695), (3139, 642775), (3673, 549325), (7525, 268129), (12775, 157939), (15695, 128555), (18365, 109865), (21973, 91825), (25711, 78475)]