81245916

素因数分解:

$2^2\times 3^4\times {\mathrm{31}}^1\times {\mathrm{8089}}^1$

素因数の和:8136

約数の個数: 60

約数和(自身を含む): 219271360

約数和(自身を除く): 138025444

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 31, 36, 54, 62, 81, 93, 108, 124, 162, 186, 279, 324, 372, 558, 837, 1116, 1674, 2511, 3348, 5022, 8089, 10044, 16178, 24267, 32356, 48534, 72801, 97068, 145602, 218403, 250759, 291204, 436806, 501518, 655209, 752277, 873612, 1003036, 1310418, 1504554, 2256831, 2620836, 3009108, 4513662, 6770493, 9027324, 13540986, 20311479, 27081972, 40622958, 81245916]

約数ペア:

[(1, 81245916), (2, 40622958), (3, 27081972), (4, 20311479), (6, 13540986), (9, 9027324), (12, 6770493), (18, 4513662), (27, 3009108), (31, 2620836), (36, 2256831), (54, 1504554), (62, 1310418), (81, 1003036), (93, 873612), (108, 752277), (124, 655209), (162, 501518), (186, 436806), (279, 291204), (324, 250759), (372, 218403), (558, 145602), (837, 97068), (1116, 72801), (1674, 48534), (2511, 32356), (3348, 24267), (5022, 16178), (8089, 10044)]