81814176

素因数分解:

$2^5\times 3^2\times {\mathrm{61}}^1\times {\mathrm{4657}}^1$

素因数の和:4734

約数の個数: 72

約数和(自身を含む): 236523924

約数和(自身を除く): 154709748

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 61, 72, 96, 122, 144, 183, 244, 288, 366, 488, 549, 732, 976, 1098, 1464, 1952, 2196, 2928, 4392, 4657, 5856, 8784, 9314, 13971, 17568, 18628, 27942, 37256, 41913, 55884, 74512, 83826, 111768, 149024, 167652, 223536, 284077, 335304, 447072, 568154, 670608, 852231, 1136308, 1341216, 1704462, 2272616, 2556693, 3408924, 4545232, 5113386, 6817848, 9090464, 10226772, 13635696, 20453544, 27271392, 40907088, 81814176]

約数ペア:

[(1, 81814176), (2, 40907088), (3, 27271392), (4, 20453544), (6, 13635696), (8, 10226772), (9, 9090464), (12, 6817848), (16, 5113386), (18, 4545232), (24, 3408924), (32, 2556693), (36, 2272616), (48, 1704462), (61, 1341216), (72, 1136308), (96, 852231), (122, 670608), (144, 568154), (183, 447072), (244, 335304), (288, 284077), (366, 223536), (488, 167652), (549, 149024), (732, 111768), (976, 83826), (1098, 74512), (1464, 55884), (1952, 41913), (2196, 37256), (2928, 27942), (4392, 18628), (4657, 17568), (5856, 13971), (8784, 9314)]