51302440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{4261}}^1$

素因数の和:4322

約数の個数: 64

約数和(自身を含む): 135020160

約数和(自身を除く): 83717720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 43, 56, 70, 86, 140, 172, 215, 280, 301, 344, 430, 602, 860, 1204, 1505, 1720, 2408, 3010, 4261, 6020, 8522, 12040, 17044, 21305, 29827, 34088, 42610, 59654, 85220, 119308, 149135, 170440, 183223, 238616, 298270, 366446, 596540, 732892, 916115, 1193080, 1282561, 1465784, 1832230, 2565122, 3664460, 5130244, 6412805, 7328920, 10260488, 12825610, 25651220, 51302440]

約数ペア:

[(1, 51302440), (2, 25651220), (4, 12825610), (5, 10260488), (7, 7328920), (8, 6412805), (10, 5130244), (14, 3664460), (20, 2565122), (28, 1832230), (35, 1465784), (40, 1282561), (43, 1193080), (56, 916115), (70, 732892), (86, 596540), (140, 366446), (172, 298270), (215, 238616), (280, 183223), (301, 170440), (344, 149135), (430, 119308), (602, 85220), (860, 59654), (1204, 42610), (1505, 34088), (1720, 29827), (2408, 21305), (3010, 17044), (4261, 12040), (6020, 8522)]