86312720

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{557}}^1$

素因数の和:732

約数の個数: 80

約数和(自身を含む): 217954800

約数和(自身を除く): 131642080

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 149, 208, 260, 298, 520, 557, 596, 745, 1040, 1114, 1192, 1490, 1937, 2228, 2384, 2785, 2980, 3874, 4456, 5570, 5960, 7241, 7748, 8912, 9685, 11140, 11920, 14482, 15496, 19370, 22280, 28964, 30992, 36205, 38740, 44560, 57928, 72410, 77480, 82993, 115856, 144820, 154960, 165986, 289640, 331972, 414965, 579280, 663944, 829930, 1078909, 1327888, 1659860, 2157818, 3319720, 4315636, 5394545, 6639440, 8631272, 10789090, 17262544, 21578180, 43156360, 86312720]

約数ペア:

[(1, 86312720), (2, 43156360), (4, 21578180), (5, 17262544), (8, 10789090), (10, 8631272), (13, 6639440), (16, 5394545), (20, 4315636), (26, 3319720), (40, 2157818), (52, 1659860), (65, 1327888), (80, 1078909), (104, 829930), (130, 663944), (149, 579280), (208, 414965), (260, 331972), (298, 289640), (520, 165986), (557, 154960), (596, 144820), (745, 115856), (1040, 82993), (1114, 77480), (1192, 72410), (1490, 57928), (1937, 44560), (2228, 38740), (2384, 36205), (2785, 30992), (2980, 28964), (3874, 22280), (4456, 19370), (5570, 15496), (5960, 14482), (7241, 11920), (7748, 11140), (8912, 9685)]