81497016

素因数分解:

$2^3\times 3^4\times {\mathrm{31}}^1\times {\mathrm{4057}}^1$

素因数の和:4106

約数の個数: 80

約数和(自身を含む): 235688640

約数和(自身を除く): 154191624

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 31, 36, 54, 62, 72, 81, 93, 108, 124, 162, 186, 216, 248, 279, 324, 372, 558, 648, 744, 837, 1116, 1674, 2232, 2511, 3348, 4057, 5022, 6696, 8114, 10044, 12171, 16228, 20088, 24342, 32456, 36513, 48684, 73026, 97368, 109539, 125767, 146052, 219078, 251534, 292104, 328617, 377301, 438156, 503068, 657234, 754602, 876312, 1006136, 1131903, 1314468, 1509204, 2263806, 2628936, 3018408, 3395709, 4527612, 6791418, 9055224, 10187127, 13582836, 20374254, 27165672, 40748508, 81497016]

約数ペア:

[(1, 81497016), (2, 40748508), (3, 27165672), (4, 20374254), (6, 13582836), (8, 10187127), (9, 9055224), (12, 6791418), (18, 4527612), (24, 3395709), (27, 3018408), (31, 2628936), (36, 2263806), (54, 1509204), (62, 1314468), (72, 1131903), (81, 1006136), (93, 876312), (108, 754602), (124, 657234), (162, 503068), (186, 438156), (216, 377301), (248, 328617), (279, 292104), (324, 251534), (372, 219078), (558, 146052), (648, 125767), (744, 109539), (837, 97368), (1116, 73026), (1674, 48684), (2232, 36513), (2511, 32456), (3348, 24342), (4057, 20088), (5022, 16228), (6696, 12171), (8114, 10044)]