71759720

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{105529}}^1$

素因数の和:105557

約数の個数: 32

約数和(自身を含む): 170958600

約数和(自身を除く): 99198880

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 105529, 211058, 422116, 527645, 844232, 1055290, 1793993, 2110580, 3587986, 4221160, 7175972, 8969965, 14351944, 17939930, 35879860, 71759720]

約数ペア:

[(1, 71759720), (2, 35879860), (4, 17939930), (5, 14351944), (8, 8969965), (10, 7175972), (17, 4221160), (20, 3587986), (34, 2110580), (40, 1793993), (68, 1055290), (85, 844232), (136, 527645), (170, 422116), (340, 211058), (680, 105529)]