51266320

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{2129}}^1$

素因数の和:2192

約数の個数: 80

約数和(自身を含む): 139455360

約数和(自身を除く): 88189040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 43, 56, 70, 80, 86, 112, 140, 172, 215, 280, 301, 344, 430, 560, 602, 688, 860, 1204, 1505, 1720, 2129, 2408, 3010, 3440, 4258, 4816, 6020, 8516, 10645, 12040, 14903, 17032, 21290, 24080, 29806, 34064, 42580, 59612, 74515, 85160, 91547, 119224, 149030, 170320, 183094, 238448, 298060, 366188, 457735, 596120, 640829, 732376, 915470, 1192240, 1281658, 1464752, 1830940, 2563316, 3204145, 3661880, 5126632, 6408290, 7323760, 10253264, 12816580, 25633160, 51266320]

約数ペア:

[(1, 51266320), (2, 25633160), (4, 12816580), (5, 10253264), (7, 7323760), (8, 6408290), (10, 5126632), (14, 3661880), (16, 3204145), (20, 2563316), (28, 1830940), (35, 1464752), (40, 1281658), (43, 1192240), (56, 915470), (70, 732376), (80, 640829), (86, 596120), (112, 457735), (140, 366188), (172, 298060), (215, 238448), (280, 183094), (301, 170320), (344, 149030), (430, 119224), (560, 91547), (602, 85160), (688, 74515), (860, 59612), (1204, 42580), (1505, 34064), (1720, 29806), (2129, 24080), (2408, 21290), (3010, 17032), (3440, 14903), (4258, 12040), (4816, 10645), (6020, 8516)]