81908808

素因数分解:

$2^3\times 3^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{571}}^1$

素因数の和:762

約数の個数: 64

約数和(自身を含む): 211411200

約数和(自身を除く): 129502392

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 43, 86, 129, 139, 172, 258, 278, 344, 417, 516, 556, 571, 834, 1032, 1112, 1142, 1668, 1713, 2284, 3336, 3426, 4568, 5977, 6852, 11954, 13704, 17931, 23908, 24553, 35862, 47816, 49106, 71724, 73659, 79369, 98212, 143448, 147318, 158738, 196424, 238107, 294636, 317476, 476214, 589272, 634952, 952428, 1904856, 3412867, 6825734, 10238601, 13651468, 20477202, 27302936, 40954404, 81908808]

約数ペア:

[(1, 81908808), (2, 40954404), (3, 27302936), (4, 20477202), (6, 13651468), (8, 10238601), (12, 6825734), (24, 3412867), (43, 1904856), (86, 952428), (129, 634952), (139, 589272), (172, 476214), (258, 317476), (278, 294636), (344, 238107), (417, 196424), (516, 158738), (556, 147318), (571, 143448), (834, 98212), (1032, 79369), (1112, 73659), (1142, 71724), (1668, 49106), (1713, 47816), (2284, 35862), (3336, 24553), (3426, 23908), (4568, 17931), (5977, 13704), (6852, 11954)]