65669440

素因数分解:

$2^6\times 5^1\times {\mathrm{163}}^1\times {\mathrm{1259}}^1$

素因数の和:1439

約数の個数: 56

約数和(自身を含む): 157459680

約数和(自身を除く): 91790240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 163, 320, 326, 652, 815, 1259, 1304, 1630, 2518, 2608, 3260, 5036, 5216, 6295, 6520, 10072, 10432, 12590, 13040, 20144, 25180, 26080, 40288, 50360, 52160, 80576, 100720, 201440, 205217, 402880, 410434, 820868, 1026085, 1641736, 2052170, 3283472, 4104340, 6566944, 8208680, 13133888, 16417360, 32834720, 65669440]

約数ペア:

[(1, 65669440), (2, 32834720), (4, 16417360), (5, 13133888), (8, 8208680), (10, 6566944), (16, 4104340), (20, 3283472), (32, 2052170), (40, 1641736), (64, 1026085), (80, 820868), (160, 410434), (163, 402880), (320, 205217), (326, 201440), (652, 100720), (815, 80576), (1259, 52160), (1304, 50360), (1630, 40288), (2518, 26080), (2608, 25180), (3260, 20144), (5036, 13040), (5216, 12590), (6295, 10432), (6520, 10072)]