81660204

素因数分解:

$2^2\times 3^3\times {\mathrm{347}}^1\times {\mathrm{2179}}^1$

素因数の和:2539

約数の個数: 48

約数和(自身を含む): 212419200

約数和(自身を除く): 130758996

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 347, 694, 1041, 1388, 2082, 2179, 3123, 4164, 4358, 6246, 6537, 8716, 9369, 12492, 13074, 18738, 19611, 26148, 37476, 39222, 58833, 78444, 117666, 235332, 756113, 1512226, 2268339, 3024452, 4536678, 6805017, 9073356, 13610034, 20415051, 27220068, 40830102, 81660204]

約数ペア:

[(1, 81660204), (2, 40830102), (3, 27220068), (4, 20415051), (6, 13610034), (9, 9073356), (12, 6805017), (18, 4536678), (27, 3024452), (36, 2268339), (54, 1512226), (108, 756113), (347, 235332), (694, 117666), (1041, 78444), (1388, 58833), (2082, 39222), (2179, 37476), (3123, 26148), (4164, 19611), (4358, 18738), (6246, 13074), (6537, 12492), (8716, 9369)]