68113880

素因数分解:

$2^3\times 5^1\times {\mathrm{379}}^1\times {\mathrm{4493}}^1$

素因数の和:4883

約数の個数: 32

約数和(自身を含む): 153694800

約数和(自身を除く): 85580920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 379, 758, 1516, 1895, 3032, 3790, 4493, 7580, 8986, 15160, 17972, 22465, 35944, 44930, 89860, 179720, 1702847, 3405694, 6811388, 8514235, 13622776, 17028470, 34056940, 68113880]

約数ペア:

[(1, 68113880), (2, 34056940), (4, 17028470), (5, 13622776), (8, 8514235), (10, 6811388), (20, 3405694), (40, 1702847), (379, 179720), (758, 89860), (1516, 44930), (1895, 35944), (3032, 22465), (3790, 17972), (4493, 15160), (7580, 8986)]