50410000

素因数分解:

$2^4\times 5^4\times {\mathrm{71}}^2$

素因数の和:170

約数の個数: 75

約数和(自身を含む): 123790843

約数和(自身を除く): 73380843

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 71, 80, 100, 125, 142, 200, 250, 284, 355, 400, 500, 568, 625, 710, 1000, 1136, 1250, 1420, 1775, 2000, 2500, 2840, 3550, 5000, 5041, 5680, 7100, 8875, 10000, 10082, 14200, 17750, 20164, 25205, 28400, 35500, 40328, 44375, 50410, 71000, 80656, 88750, 100820, 126025, 142000, 177500, 201640, 252050, 355000, 403280, 504100, 630125, 710000, 1008200, 1260250, 2016400, 2520500, 3150625, 5041000, 6301250, 10082000, 12602500, 25205000, 50410000]

約数ペア:

[(1, 50410000), (2, 25205000), (4, 12602500), (5, 10082000), (8, 6301250), (10, 5041000), (16, 3150625), (20, 2520500), (25, 2016400), (40, 1260250), (50, 1008200), (71, 710000), (80, 630125), (100, 504100), (125, 403280), (142, 355000), (200, 252050), (250, 201640), (284, 177500), (355, 142000), (400, 126025), (500, 100820), (568, 88750), (625, 80656), (710, 71000), (1000, 50410), (1136, 44375), (1250, 40328), (1420, 35500), (1775, 28400), (2000, 25205), (2500, 20164), (2840, 17750), (3550, 14200), (5000, 10082), (5041, 10000), (5680, 8875)]