15585191680

素因数分解:

$2^8\times 5^1\times {\mathrm{2081}}^1\times {\mathrm{5851}}^1$

素因数の和:7953

約数の個数: 72

約数和(自身を含む): 37355727024

約数和(自身を除く): 21770535344

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 2081, 4162, 5851, 8324, 10405, 11702, 16648, 20810, 23404, 29255, 33296, 41620, 46808, 58510, 66592, 83240, 93616, 117020, 133184, 166480, 187232, 234040, 266368, 332960, 374464, 468080, 532736, 665920, 748928, 936160, 1331840, 1497856, 1872320, 2663680, 3744640, 7489280, 12175931, 24351862, 48703724, 60879655, 97407448, 121759310, 194814896, 243518620, 389629792, 487037240, 779259584, 974074480, 1558519168, 1948148960, 3117038336, 3896297920, 7792595840, 15585191680]

約数ペア:

[(1, 15585191680), (2, 7792595840), (4, 3896297920), (5, 3117038336), (8, 1948148960), (10, 1558519168), (16, 974074480), (20, 779259584), (32, 487037240), (40, 389629792), (64, 243518620), (80, 194814896), (128, 121759310), (160, 97407448), (256, 60879655), (320, 48703724), (640, 24351862), (1280, 12175931), (2081, 7489280), (4162, 3744640), (5851, 2663680), (8324, 1872320), (10405, 1497856), (11702, 1331840), (16648, 936160), (20810, 748928), (23404, 665920), (29255, 532736), (33296, 468080), (41620, 374464), (46808, 332960), (58510, 266368), (66592, 234040), (83240, 187232), (93616, 166480), (117020, 133184)]