80637112400

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{15507137}}^1$

素因数の和:15507168

約数の個数: 60

約数和(自身を含む): 208633034652

約数和(自身を除く): 127995922252

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 130, 200, 208, 260, 325, 400, 520, 650, 1040, 1300, 2600, 5200, 15507137, 31014274, 62028548, 77535685, 124057096, 155071370, 201592781, 248114192, 310142740, 387678425, 403185562, 620285480, 775356850, 806371124, 1007963905, 1240570960, 1550713700, 1612742248, 2015927810, 3101427400, 3225484496, 4031855620, 5039819525, 6202854800, 8063711240, 10079639050, 16127422480, 20159278100, 40318556200, 80637112400]

約数ペア:

[(1, 80637112400), (2, 40318556200), (4, 20159278100), (5, 16127422480), (8, 10079639050), (10, 8063711240), (13, 6202854800), (16, 5039819525), (20, 4031855620), (25, 3225484496), (26, 3101427400), (40, 2015927810), (50, 1612742248), (52, 1550713700), (65, 1240570960), (80, 1007963905), (100, 806371124), (104, 775356850), (130, 620285480), (200, 403185562), (208, 387678425), (260, 310142740), (325, 248114192), (400, 201592781), (520, 155071370), (650, 124057096), (1040, 77535685), (1300, 62028548), (2600, 31014274), (5200, 15507137)]