80284620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{102929}}^1$

素因数の和:102954

約数の個数: 48

約数和(自身を含む): 242091360

約数和(自身を除く): 161806740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 102929, 205858, 308787, 411716, 514645, 617574, 1029290, 1235148, 1338077, 1543935, 2058580, 2676154, 3087870, 4014231, 5352308, 6175740, 6690385, 8028462, 13380770, 16056924, 20071155, 26761540, 40142310, 80284620]

約数ペア:

[(1, 80284620), (2, 40142310), (3, 26761540), (4, 20071155), (5, 16056924), (6, 13380770), (10, 8028462), (12, 6690385), (13, 6175740), (15, 5352308), (20, 4014231), (26, 3087870), (30, 2676154), (39, 2058580), (52, 1543935), (60, 1338077), (65, 1235148), (78, 1029290), (130, 617574), (156, 514645), (195, 411716), (260, 308787), (390, 205858), (780, 102929)]