65395280

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{22093}}^1$

素因数の和:22143

約数の個数: 40

約数和(自身を含む): 156160392

約数和(自身を除く): 90765112

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 592, 740, 1480, 2960, 22093, 44186, 88372, 110465, 176744, 220930, 353488, 441860, 817441, 883720, 1634882, 1767440, 3269764, 4087205, 6539528, 8174410, 13079056, 16348820, 32697640, 65395280]

約数ペア:

[(1, 65395280), (2, 32697640), (4, 16348820), (5, 13079056), (8, 8174410), (10, 6539528), (16, 4087205), (20, 3269764), (37, 1767440), (40, 1634882), (74, 883720), (80, 817441), (148, 441860), (185, 353488), (296, 220930), (370, 176744), (592, 110465), (740, 88372), (1480, 44186), (2960, 22093)]