80269600

素因数分解:

$2^5\times 5^2\times {\mathrm{269}}^1\times {\mathrm{373}}^1$

素因数の和:662

約数の個数: 72

約数和(自身を含む): 197213940

約数和(自身を除く): 116944340

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 269, 373, 400, 538, 746, 800, 1076, 1345, 1492, 1865, 2152, 2690, 2984, 3730, 4304, 5380, 5968, 6725, 7460, 8608, 9325, 10760, 11936, 13450, 14920, 18650, 21520, 26900, 29840, 37300, 43040, 53800, 59680, 74600, 100337, 107600, 149200, 200674, 215200, 298400, 401348, 501685, 802696, 1003370, 1605392, 2006740, 2508425, 3210784, 4013480, 5016850, 8026960, 10033700, 16053920, 20067400, 40134800, 80269600]

約数ペア:

[(1, 80269600), (2, 40134800), (4, 20067400), (5, 16053920), (8, 10033700), (10, 8026960), (16, 5016850), (20, 4013480), (25, 3210784), (32, 2508425), (40, 2006740), (50, 1605392), (80, 1003370), (100, 802696), (160, 501685), (200, 401348), (269, 298400), (373, 215200), (400, 200674), (538, 149200), (746, 107600), (800, 100337), (1076, 74600), (1345, 59680), (1492, 53800), (1865, 43040), (2152, 37300), (2690, 29840), (2984, 26900), (3730, 21520), (4304, 18650), (5380, 14920), (5968, 13450), (6725, 11936), (7460, 10760), (8608, 9325)]