78062140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{300239}}^1$

素因数の和:300261

約数の個数: 24

約数和(自身を含む): 176541120

約数和(自身を除く): 98478980

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 300239, 600478, 1200956, 1501195, 3002390, 3903107, 6004780, 7806214, 15612428, 19515535, 39031070, 78062140]

約数ペア:

[(1, 78062140), (2, 39031070), (4, 19515535), (5, 15612428), (10, 7806214), (13, 6004780), (20, 3903107), (26, 3002390), (52, 1501195), (65, 1200956), (130, 600478), (260, 300239)]