55281720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{35437}}^1$

素因数の和:35464

約数の個数: 64

約数和(自身を含む): 178607520

約数和(自身を除く): 123325800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 35437, 70874, 106311, 141748, 177185, 212622, 283496, 354370, 425244, 460681, 531555, 708740, 850488, 921362, 1063110, 1382043, 1417480, 1842724, 2126220, 2303405, 2764086, 3685448, 4252440, 4606810, 5528172, 6910215, 9213620, 11056344, 13820430, 18427240, 27640860, 55281720]

約数ペア:

[(1, 55281720), (2, 27640860), (3, 18427240), (4, 13820430), (5, 11056344), (6, 9213620), (8, 6910215), (10, 5528172), (12, 4606810), (13, 4252440), (15, 3685448), (20, 2764086), (24, 2303405), (26, 2126220), (30, 1842724), (39, 1417480), (40, 1382043), (52, 1063110), (60, 921362), (65, 850488), (78, 708740), (104, 531555), (120, 460681), (130, 425244), (156, 354370), (195, 283496), (260, 212622), (312, 177185), (390, 141748), (520, 106311), (780, 70874), (1560, 35437)]