25255540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{1259}}^1$

素因数の和:1344

約数の個数: 48

約数和(自身を含む): 57153600

約数和(自身を除く): 31898060

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 59, 68, 85, 118, 170, 236, 295, 340, 590, 1003, 1180, 1259, 2006, 2518, 4012, 5015, 5036, 6295, 10030, 12590, 20060, 21403, 25180, 42806, 74281, 85612, 107015, 148562, 214030, 297124, 371405, 428060, 742810, 1262777, 1485620, 2525554, 5051108, 6313885, 12627770, 25255540]

約数ペア:

[(1, 25255540), (2, 12627770), (4, 6313885), (5, 5051108), (10, 2525554), (17, 1485620), (20, 1262777), (34, 742810), (59, 428060), (68, 371405), (85, 297124), (118, 214030), (170, 148562), (236, 107015), (295, 85612), (340, 74281), (590, 42806), (1003, 25180), (1180, 21403), (1259, 20060), (2006, 12590), (2518, 10030), (4012, 6295), (5015, 5036)]