74878880

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{27529}}^1$

素因数の和:27561

約数の個数: 48

約数和(自身を含む): 187314120

約数和(自身を除く): 112435240

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 27529, 55058, 110116, 137645, 220232, 275290, 440464, 467993, 550580, 880928, 935986, 1101160, 1871972, 2202320, 2339965, 3743944, 4404640, 4679930, 7487888, 9359860, 14975776, 18719720, 37439440, 74878880]

約数ペア:

[(1, 74878880), (2, 37439440), (4, 18719720), (5, 14975776), (8, 9359860), (10, 7487888), (16, 4679930), (17, 4404640), (20, 3743944), (32, 2339965), (34, 2202320), (40, 1871972), (68, 1101160), (80, 935986), (85, 880928), (136, 550580), (160, 467993), (170, 440464), (272, 275290), (340, 220232), (544, 137645), (680, 110116), (1360, 55058), (2720, 27529)]