68550680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{155797}}^1$

素因数の和:155819

約数の個数: 32

約数和(自身を含む): 168261840

約数和(自身を除く): 99711160

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 155797, 311594, 623188, 778985, 1246376, 1557970, 1713767, 3115940, 3427534, 6231880, 6855068, 8568835, 13710136, 17137670, 34275340, 68550680]

約数ペア:

[(1, 68550680), (2, 34275340), (4, 17137670), (5, 13710136), (8, 8568835), (10, 6855068), (11, 6231880), (20, 3427534), (22, 3115940), (40, 1713767), (44, 1557970), (55, 1246376), (88, 778985), (110, 623188), (220, 311594), (440, 155797)]