64485128

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{47}}^2\times {\mathrm{89}}^1$

素因数の和:230

約数の個数: 48

約数和(自身を含む): 127971900

約数和(自身を除く): 63486772

約数列:

[1, 2, 4, 8, 41, 47, 82, 89, 94, 164, 178, 188, 328, 356, 376, 712, 1927, 2209, 3649, 3854, 4183, 4418, 7298, 7708, 8366, 8836, 14596, 15416, 16732, 17672, 29192, 33464, 90569, 171503, 181138, 196601, 343006, 362276, 393202, 686012, 724552, 786404, 1372024, 1572808, 8060641, 16121282, 32242564, 64485128]

約数ペア:

[(1, 64485128), (2, 32242564), (4, 16121282), (8, 8060641), (41, 1572808), (47, 1372024), (82, 786404), (89, 724552), (94, 686012), (164, 393202), (178, 362276), (188, 343006), (328, 196601), (356, 181138), (376, 171503), (712, 90569), (1927, 33464), (2209, 29192), (3649, 17672), (3854, 16732), (4183, 15416), (4418, 14596), (7298, 8836), (7708, 8366)]