161837516

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{757}}^1$

素因数の和:906

約数の個数: 48

約数和(自身を含む): 311992800

約数和(自身を除く): 150155284

約数列:

[1, 2, 4, 19, 29, 38, 58, 76, 97, 116, 194, 388, 551, 757, 1102, 1514, 1843, 2204, 2813, 3028, 3686, 5626, 7372, 11252, 14383, 21953, 28766, 43906, 53447, 57532, 73429, 87812, 106894, 146858, 213788, 293716, 417107, 834214, 1395151, 1668428, 2129441, 2790302, 4258882, 5580604, 8517764, 40459379, 80918758, 161837516]

約数ペア:

[(1, 161837516), (2, 80918758), (4, 40459379), (19, 8517764), (29, 5580604), (38, 4258882), (58, 2790302), (76, 2129441), (97, 1668428), (116, 1395151), (194, 834214), (388, 417107), (551, 293716), (757, 213788), (1102, 146858), (1514, 106894), (1843, 87812), (2204, 73429), (2813, 57532), (3028, 53447), (3686, 43906), (5626, 28766), (7372, 21953), (11252, 14383)]