85665760

素因数分解:

$2^5\times 5^1\times {\mathrm{71}}^1\times {\mathrm{7541}}^1$

素因数の和:7627

約数の個数: 48

約数和(自身を含む): 205263072

約数和(自身を除く): 119597312

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 71, 80, 142, 160, 284, 355, 568, 710, 1136, 1420, 2272, 2840, 5680, 7541, 11360, 15082, 30164, 37705, 60328, 75410, 120656, 150820, 241312, 301640, 535411, 603280, 1070822, 1206560, 2141644, 2677055, 4283288, 5354110, 8566576, 10708220, 17133152, 21416440, 42832880, 85665760]

約数ペア:

[(1, 85665760), (2, 42832880), (4, 21416440), (5, 17133152), (8, 10708220), (10, 8566576), (16, 5354110), (20, 4283288), (32, 2677055), (40, 2141644), (71, 1206560), (80, 1070822), (142, 603280), (160, 535411), (284, 301640), (355, 241312), (568, 150820), (710, 120656), (1136, 75410), (1420, 60328), (2272, 37705), (2840, 30164), (5680, 15082), (7541, 11360)]