51928995

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1$

素因数の和:220

約数の個数: 64

約数和(自身を含む): 92851200

約数和(自身を除く): 40922205

約数列:

[1, 3, 5, 15, 19, 29, 57, 61, 87, 95, 103, 145, 183, 285, 305, 309, 435, 515, 551, 915, 1159, 1545, 1653, 1769, 1957, 2755, 2987, 3477, 5307, 5795, 5871, 6283, 8265, 8845, 8961, 9785, 14935, 17385, 18849, 26535, 29355, 31415, 33611, 44805, 56753, 94245, 100833, 119377, 168055, 170259, 182207, 283765, 358131, 504165, 546621, 596885, 851295, 911035, 1790655, 2733105, 3461933, 10385799, 17309665, 51928995]

約数ペア:

[(1, 51928995), (3, 17309665), (5, 10385799), (15, 3461933), (19, 2733105), (29, 1790655), (57, 911035), (61, 851295), (87, 596885), (95, 546621), (103, 504165), (145, 358131), (183, 283765), (285, 182207), (305, 170259), (309, 168055), (435, 119377), (515, 100833), (551, 94245), (915, 56753), (1159, 44805), (1545, 33611), (1653, 31415), (1769, 29355), (1957, 26535), (2755, 18849), (2987, 17385), (3477, 14935), (5307, 9785), (5795, 8961), (5871, 8845), (6283, 8265)]