1031445520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{797}}^1\times {\mathrm{2311}}^1$

素因数の和:3128

約数の個数: 80

約数和(自身を含む): 2745324288

約数和(自身を除く): 1713878768

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 797, 1594, 2311, 3188, 3985, 4622, 5579, 6376, 7970, 9244, 11158, 11555, 12752, 15940, 16177, 18488, 22316, 23110, 27895, 31880, 32354, 36976, 44632, 46220, 55790, 63760, 64708, 80885, 89264, 92440, 111580, 129416, 161770, 184880, 223160, 258832, 323540, 446320, 647080, 1294160, 1841867, 3683734, 7367468, 9209335, 12893069, 14734936, 18418670, 25786138, 29469872, 36837340, 51572276, 64465345, 73674680, 103144552, 128930690, 147349360, 206289104, 257861380, 515722760, 1031445520]

約数ペア:

[(1, 1031445520), (2, 515722760), (4, 257861380), (5, 206289104), (7, 147349360), (8, 128930690), (10, 103144552), (14, 73674680), (16, 64465345), (20, 51572276), (28, 36837340), (35, 29469872), (40, 25786138), (56, 18418670), (70, 14734936), (80, 12893069), (112, 9209335), (140, 7367468), (280, 3683734), (560, 1841867), (797, 1294160), (1594, 647080), (2311, 446320), (3188, 323540), (3985, 258832), (4622, 223160), (5579, 184880), (6376, 161770), (7970, 129416), (9244, 111580), (11158, 92440), (11555, 89264), (12752, 80885), (15940, 64708), (16177, 63760), (18488, 55790), (22316, 46220), (23110, 44632), (27895, 36976), (31880, 32354)]