80562160

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{547}}^1$

素因数の和:830

約数の個数: 80

約数和(自身を含む): 215271936

約数和(自身を除く): 134709776

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 263, 280, 526, 547, 560, 1052, 1094, 1315, 1841, 2104, 2188, 2630, 2735, 3682, 3829, 4208, 4376, 5260, 5470, 7364, 7658, 8752, 9205, 10520, 10940, 14728, 15316, 18410, 19145, 21040, 21880, 29456, 30632, 36820, 38290, 43760, 61264, 73640, 76580, 143861, 147280, 153160, 287722, 306320, 575444, 719305, 1007027, 1150888, 1438610, 2014054, 2301776, 2877220, 4028108, 5035135, 5754440, 8056216, 10070270, 11508880, 16112432, 20140540, 40281080, 80562160]

約数ペア:

[(1, 80562160), (2, 40281080), (4, 20140540), (5, 16112432), (7, 11508880), (8, 10070270), (10, 8056216), (14, 5754440), (16, 5035135), (20, 4028108), (28, 2877220), (35, 2301776), (40, 2014054), (56, 1438610), (70, 1150888), (80, 1007027), (112, 719305), (140, 575444), (263, 306320), (280, 287722), (526, 153160), (547, 147280), (560, 143861), (1052, 76580), (1094, 73640), (1315, 61264), (1841, 43760), (2104, 38290), (2188, 36820), (2630, 30632), (2735, 29456), (3682, 21880), (3829, 21040), (4208, 19145), (4376, 18410), (5260, 15316), (5470, 14728), (7364, 10940), (7658, 10520), (8752, 9205)]