25004105

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{349}}^1$

素因数の和:473

約数の個数: 32

約数和(自身を含む): 36288000

約数和(自身を除く): 11283895

約数列:

[1, 5, 7, 23, 35, 89, 115, 161, 349, 445, 623, 805, 1745, 2047, 2443, 3115, 8027, 10235, 12215, 14329, 31061, 40135, 56189, 71645, 155305, 217427, 280945, 714403, 1087135, 3572015, 5000821, 25004105]

約数ペア:

[(1, 25004105), (5, 5000821), (7, 3572015), (23, 1087135), (35, 714403), (89, 280945), (115, 217427), (161, 155305), (349, 71645), (445, 56189), (623, 40135), (805, 31061), (1745, 14329), (2047, 12215), (2443, 10235), (3115, 8027)]