68179972

素因数分解:

$2^2\times 7^2\times {\mathrm{107}}^1\times {\mathrm{3251}}^1$

素因数の和:3376

約数の個数: 36

約数和(自身を含む): 140135184

約数和(自身を除く): 71955212

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 107, 196, 214, 428, 749, 1498, 2996, 3251, 5243, 6502, 10486, 13004, 20972, 22757, 45514, 91028, 159299, 318598, 347857, 637196, 695714, 1391428, 2434999, 4869998, 9739996, 17044993, 34089986, 68179972]

約数ペア:

[(1, 68179972), (2, 34089986), (4, 17044993), (7, 9739996), (14, 4869998), (28, 2434999), (49, 1391428), (98, 695714), (107, 637196), (196, 347857), (214, 318598), (428, 159299), (749, 91028), (1498, 45514), (2996, 22757), (3251, 20972), (5243, 13004), (6502, 10486)]