127978720

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47051}}^1$

素因数の和:47083

約数の個数: 48

約数和(自身を含む): 320141808

約数和(自身を除く): 192163088

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 47051, 94102, 188204, 235255, 376408, 470510, 752816, 799867, 941020, 1505632, 1599734, 1882040, 3199468, 3764080, 3999335, 6398936, 7528160, 7998670, 12797872, 15997340, 25595744, 31994680, 63989360, 127978720]

約数ペア:

[(1, 127978720), (2, 63989360), (4, 31994680), (5, 25595744), (8, 15997340), (10, 12797872), (16, 7998670), (17, 7528160), (20, 6398936), (32, 3999335), (34, 3764080), (40, 3199468), (68, 1882040), (80, 1599734), (85, 1505632), (136, 941020), (160, 799867), (170, 752816), (272, 470510), (340, 376408), (544, 235255), (680, 188204), (1360, 94102), (2720, 47051)]