55763128

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{89}}^1\times {\mathrm{271}}^1$

素因数の和:400

約数の個数: 48

約数和(自身を含む): 112730400

約数和(自身を除く): 56967272

約数列:

[1, 2, 4, 8, 17, 34, 68, 89, 136, 178, 271, 289, 356, 542, 578, 712, 1084, 1156, 1513, 2168, 2312, 3026, 4607, 6052, 9214, 12104, 18428, 24119, 25721, 36856, 48238, 51442, 78319, 96476, 102884, 156638, 192952, 205768, 313276, 410023, 626552, 820046, 1640092, 3280184, 6970391, 13940782, 27881564, 55763128]

約数ペア:

[(1, 55763128), (2, 27881564), (4, 13940782), (8, 6970391), (17, 3280184), (34, 1640092), (68, 820046), (89, 626552), (136, 410023), (178, 313276), (271, 205768), (289, 192952), (356, 156638), (542, 102884), (578, 96476), (712, 78319), (1084, 51442), (1156, 48238), (1513, 36856), (2168, 25721), (2312, 24119), (3026, 18428), (4607, 12104), (6052, 9214)]