90384988

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1\times {\mathrm{193}}^1$

素因数の和:382

約数の個数: 48

約数和(自身を含む): 172476864

約数和(自身を除く): 82091876

約数列:

[1, 2, 4, 17, 34, 68, 71, 97, 142, 193, 194, 284, 386, 388, 772, 1207, 1649, 2414, 3281, 3298, 4828, 6562, 6596, 6887, 13124, 13703, 13774, 18721, 27406, 27548, 37442, 54812, 74884, 117079, 232951, 234158, 318257, 465902, 468316, 636514, 931804, 1273028, 1329191, 2658382, 5316764, 22596247, 45192494, 90384988]

約数ペア:

[(1, 90384988), (2, 45192494), (4, 22596247), (17, 5316764), (34, 2658382), (68, 1329191), (71, 1273028), (97, 931804), (142, 636514), (193, 468316), (194, 465902), (284, 318257), (386, 234158), (388, 232951), (772, 117079), (1207, 74884), (1649, 54812), (2414, 37442), (3281, 27548), (3298, 27406), (4828, 18721), (6562, 13774), (6596, 13703), (6887, 13124)]