68364880

素因数分解:

$2^4\times 5^1\times {\mathrm{101}}^1\times {\mathrm{8461}}^1$

素因数の和:8575

約数の個数: 40

約数和(自身を含む): 160541064

約数和(自身を除く): 92176184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 101, 202, 404, 505, 808, 1010, 1616, 2020, 4040, 8080, 8461, 16922, 33844, 42305, 67688, 84610, 135376, 169220, 338440, 676880, 854561, 1709122, 3418244, 4272805, 6836488, 8545610, 13672976, 17091220, 34182440, 68364880]

約数ペア:

[(1, 68364880), (2, 34182440), (4, 17091220), (5, 13672976), (8, 8545610), (10, 6836488), (16, 4272805), (20, 3418244), (40, 1709122), (80, 854561), (101, 676880), (202, 338440), (404, 169220), (505, 135376), (808, 84610), (1010, 67688), (1616, 42305), (2020, 33844), (4040, 16922), (8080, 8461)]