88397660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{339991}}^1$

素因数の和:340013

約数の個数: 24

約数和(自身を含む): 199915296

約数和(自身を除く): 111517636

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 339991, 679982, 1359964, 1699955, 3399910, 4419883, 6799820, 8839766, 17679532, 22099415, 44198830, 88397660]

約数ペア:

[(1, 88397660), (2, 44198830), (4, 22099415), (5, 17679532), (10, 8839766), (13, 6799820), (20, 4419883), (26, 3399910), (52, 1699955), (65, 1359964), (130, 679982), (260, 339991)]