51661320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{430511}}^1$

素因数の和:430525

約数の個数: 32

約数和(自身を含む): 154984320

約数和(自身を除く): 103323000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 430511, 861022, 1291533, 1722044, 2152555, 2583066, 3444088, 4305110, 5166132, 6457665, 8610220, 10332264, 12915330, 17220440, 25830660, 51661320]

約数ペア:

[(1, 51661320), (2, 25830660), (3, 17220440), (4, 12915330), (5, 10332264), (6, 8610220), (8, 6457665), (10, 5166132), (12, 4305110), (15, 3444088), (20, 2583066), (24, 2152555), (30, 1722044), (40, 1291533), (60, 861022), (120, 430511)]