2560559785

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{16931}}^1$

素因数の和:17121

約数の個数: 32

約数和(自身を含む): 3657312000

約数和(自身を除く): 1096752215

約数列:

[1, 5, 7, 29, 35, 145, 149, 203, 745, 1015, 1043, 4321, 5215, 16931, 21605, 30247, 84655, 118517, 151235, 490999, 592585, 2454995, 2522719, 3436993, 12613595, 17184965, 17659033, 73158851, 88295165, 365794255, 512111957, 2560559785]

約数ペア:

[(1, 2560559785), (5, 512111957), (7, 365794255), (29, 88295165), (35, 73158851), (145, 17659033), (149, 17184965), (203, 12613595), (745, 3436993), (1015, 2522719), (1043, 2454995), (4321, 592585), (5215, 490999), (16931, 151235), (21605, 118517), (30247, 84655)]