80452620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{19433}}^1$

素因数の和:19471

約数の個数: 72

約数和(自身を含む): 254663136

約数和(自身を除く): 174210516

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 4140, 19433, 38866, 58299, 77732, 97165, 116598, 174897, 194330, 233196, 291495, 349794, 388660, 446959, 582990, 699588, 874485, 893918, 1165980, 1340877, 1748970, 1787836, 2234795, 2681754, 3497940, 4022631, 4469590, 5363508, 6704385, 8045262, 8939180, 13408770, 16090524, 20113155, 26817540, 40226310, 80452620]

約数ペア:

[(1, 80452620), (2, 40226310), (3, 26817540), (4, 20113155), (5, 16090524), (6, 13408770), (9, 8939180), (10, 8045262), (12, 6704385), (15, 5363508), (18, 4469590), (20, 4022631), (23, 3497940), (30, 2681754), (36, 2234795), (45, 1787836), (46, 1748970), (60, 1340877), (69, 1165980), (90, 893918), (92, 874485), (115, 699588), (138, 582990), (180, 446959), (207, 388660), (230, 349794), (276, 291495), (345, 233196), (414, 194330), (460, 174897), (690, 116598), (828, 97165), (1035, 77732), (1380, 58299), (2070, 38866), (4140, 19433)]