201543901640

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{2493121}}^1$

素因数の和:2493222

約数の個数: 64

約数和(自身を含む): 473892629760

約数和(自身を除く): 272348728120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 47, 86, 94, 172, 188, 215, 235, 344, 376, 430, 470, 860, 940, 1720, 1880, 2021, 4042, 8084, 10105, 16168, 20210, 40420, 80840, 2493121, 4986242, 9972484, 12465605, 19944968, 24931210, 49862420, 99724840, 107204203, 117176687, 214408406, 234353374, 428816812, 468706748, 536021015, 585883435, 857633624, 937413496, 1072042030, 1171766870, 2144084060, 2343533740, 4288168120, 4687067480, 5038597541, 10077195082, 20154390164, 25192987705, 40308780328, 50385975410, 100771950820, 201543901640]

約数ペア:

[(1, 201543901640), (2, 100771950820), (4, 50385975410), (5, 40308780328), (8, 25192987705), (10, 20154390164), (20, 10077195082), (40, 5038597541), (43, 4687067480), (47, 4288168120), (86, 2343533740), (94, 2144084060), (172, 1171766870), (188, 1072042030), (215, 937413496), (235, 857633624), (344, 585883435), (376, 536021015), (430, 468706748), (470, 428816812), (860, 234353374), (940, 214408406), (1720, 117176687), (1880, 107204203), (2021, 99724840), (4042, 49862420), (8084, 24931210), (10105, 19944968), (16168, 12465605), (20210, 9972484), (40420, 4986242), (80840, 2493121)]