68158880

素因数分解:

$2^5\times 5^1\times {\mathrm{313}}^1\times {\mathrm{1361}}^1$

素因数の和:1689

約数の個数: 48

約数和(自身を含む): 161658504

約数和(自身を除く): 93499624

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 313, 626, 1252, 1361, 1565, 2504, 2722, 3130, 5008, 5444, 6260, 6805, 10016, 10888, 12520, 13610, 21776, 25040, 27220, 43552, 50080, 54440, 108880, 217760, 425993, 851986, 1703972, 2129965, 3407944, 4259930, 6815888, 8519860, 13631776, 17039720, 34079440, 68158880]

約数ペア:

[(1, 68158880), (2, 34079440), (4, 17039720), (5, 13631776), (8, 8519860), (10, 6815888), (16, 4259930), (20, 3407944), (32, 2129965), (40, 1703972), (80, 851986), (160, 425993), (313, 217760), (626, 108880), (1252, 54440), (1361, 50080), (1565, 43552), (2504, 27220), (2722, 25040), (3130, 21776), (5008, 13610), (5444, 12520), (6260, 10888), (6805, 10016)]