81224936

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{443}}^1$

素因数の和:546

約数の個数: 64

約数和(自身を含む): 172307520

約数和(自身を除く): 91082584

約数列:

[1, 2, 4, 8, 13, 26, 41, 43, 52, 82, 86, 104, 164, 172, 328, 344, 443, 533, 559, 886, 1066, 1118, 1763, 1772, 2132, 2236, 3526, 3544, 4264, 4472, 5759, 7052, 11518, 14104, 18163, 19049, 22919, 23036, 36326, 38098, 45838, 46072, 72652, 76196, 91676, 145304, 152392, 183352, 236119, 247637, 472238, 495274, 781009, 944476, 990548, 1562018, 1888952, 1981096, 3124036, 6248072, 10153117, 20306234, 40612468, 81224936]

約数ペア:

[(1, 81224936), (2, 40612468), (4, 20306234), (8, 10153117), (13, 6248072), (26, 3124036), (41, 1981096), (43, 1888952), (52, 1562018), (82, 990548), (86, 944476), (104, 781009), (164, 495274), (172, 472238), (328, 247637), (344, 236119), (443, 183352), (533, 152392), (559, 145304), (886, 91676), (1066, 76196), (1118, 72652), (1763, 46072), (1772, 45838), (2132, 38098), (2236, 36326), (3526, 23036), (3544, 22919), (4264, 19049), (4472, 18163), (5759, 14104), (7052, 11518)]