53424920

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{349}}^1$

素因数の和:492

約数の個数: 64

約数和(自身を含む): 124740000

約数和(自身を除く): 71315080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 89, 172, 178, 215, 344, 349, 356, 430, 445, 698, 712, 860, 890, 1396, 1720, 1745, 1780, 2792, 3490, 3560, 3827, 6980, 7654, 13960, 15007, 15308, 19135, 30014, 30616, 31061, 38270, 60028, 62122, 75035, 76540, 120056, 124244, 150070, 153080, 155305, 248488, 300140, 310610, 600280, 621220, 1242440, 1335623, 2671246, 5342492, 6678115, 10684984, 13356230, 26712460, 53424920]

約数ペア:

[(1, 53424920), (2, 26712460), (4, 13356230), (5, 10684984), (8, 6678115), (10, 5342492), (20, 2671246), (40, 1335623), (43, 1242440), (86, 621220), (89, 600280), (172, 310610), (178, 300140), (215, 248488), (344, 155305), (349, 153080), (356, 150070), (430, 124244), (445, 120056), (698, 76540), (712, 75035), (860, 62122), (890, 60028), (1396, 38270), (1720, 31061), (1745, 30616), (1780, 30014), (2792, 19135), (3490, 15308), (3560, 15007), (3827, 13960), (6980, 7654)]