68297680

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{77611}}^1$

素因数の和:77635

約数の個数: 40

約数和(自身を含む): 173229984

約数和(自身を除く): 104932304

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 77611, 155222, 310444, 388055, 620888, 776110, 853721, 1241776, 1552220, 1707442, 3104440, 3414884, 4268605, 6208880, 6829768, 8537210, 13659536, 17074420, 34148840, 68297680]

約数ペア:

[(1, 68297680), (2, 34148840), (4, 17074420), (5, 13659536), (8, 8537210), (10, 6829768), (11, 6208880), (16, 4268605), (20, 3414884), (22, 3104440), (40, 1707442), (44, 1552220), (55, 1241776), (80, 853721), (88, 776110), (110, 620888), (176, 388055), (220, 310444), (440, 155222), (880, 77611)]