31920850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{49109}}^1$

素因数の和:49134

約数の個数: 24

約数和(自身を含む): 63941220

約数和(自身を除く): 32020370

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 49109, 98218, 245545, 491090, 638417, 1227725, 1276834, 2455450, 3192085, 6384170, 15960425, 31920850]

約数ペア:

[(1, 31920850), (2, 15960425), (5, 6384170), (10, 3192085), (13, 2455450), (25, 1276834), (26, 1227725), (50, 638417), (65, 491090), (130, 245545), (325, 98218), (650, 49109)]