51846320

素因数分解:

$2^4\times 5^1\times {\mathrm{648079}}^1$

素因数の和:648092

約数の個数: 20

約数和(自身を含む): 120542880

約数和(自身を除く): 68696560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 648079, 1296158, 2592316, 3240395, 5184632, 6480790, 10369264, 12961580, 25923160, 51846320]

約数ペア:

[(1, 51846320), (2, 25923160), (4, 12961580), (5, 10369264), (8, 6480790), (10, 5184632), (16, 3240395), (20, 2592316), (40, 1296158), (80, 648079)]