68560040

素因数分解:

$2^3\times 5^1\times {\mathrm{151}}^1\times {\mathrm{11351}}^1$

素因数の和:11513

約数の個数: 32

約数和(自身を含む): 155295360

約数和(自身を除く): 86735320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 151, 302, 604, 755, 1208, 1510, 3020, 6040, 11351, 22702, 45404, 56755, 90808, 113510, 227020, 454040, 1714001, 3428002, 6856004, 8570005, 13712008, 17140010, 34280020, 68560040]

約数ペア:

[(1, 68560040), (2, 34280020), (4, 17140010), (5, 13712008), (8, 8570005), (10, 6856004), (20, 3428002), (40, 1714001), (151, 454040), (302, 227020), (604, 113510), (755, 90808), (1208, 56755), (1510, 45404), (3020, 22702), (6040, 11351)]