78231075

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1$

素因数の和:189

約数の個数: 96

約数和(自身を含む): 151656960

約数和(自身を除く): 73425885

約数列:

[1, 3, 5, 13, 15, 19, 25, 39, 41, 57, 65, 75, 95, 103, 123, 195, 205, 247, 285, 309, 325, 475, 515, 533, 615, 741, 779, 975, 1025, 1235, 1339, 1425, 1545, 1599, 1957, 2337, 2575, 2665, 3075, 3705, 3895, 4017, 4223, 5871, 6175, 6695, 7725, 7995, 9785, 10127, 11685, 12669, 13325, 18525, 19475, 20085, 21115, 25441, 29355, 30381, 33475, 39975, 48925, 50635, 54899, 58425, 63345, 76323, 80237, 100425, 105575, 127205, 146775, 151905, 164697, 240711, 253175, 274495, 316725, 381615, 401185, 636025, 759525, 823485, 1043081, 1203555, 1372475, 1908075, 2005925, 3129243, 4117425, 5215405, 6017775, 15646215, 26077025, 78231075]

約数ペア:

[(1, 78231075), (3, 26077025), (5, 15646215), (13, 6017775), (15, 5215405), (19, 4117425), (25, 3129243), (39, 2005925), (41, 1908075), (57, 1372475), (65, 1203555), (75, 1043081), (95, 823485), (103, 759525), (123, 636025), (195, 401185), (205, 381615), (247, 316725), (285, 274495), (309, 253175), (325, 240711), (475, 164697), (515, 151905), (533, 146775), (615, 127205), (741, 105575), (779, 100425), (975, 80237), (1025, 76323), (1235, 63345), (1339, 58425), (1425, 54899), (1545, 50635), (1599, 48925), (1957, 39975), (2337, 33475), (2575, 30381), (2665, 29355), (3075, 25441), (3705, 21115), (3895, 20085), (4017, 19475), (4223, 18525), (5871, 13325), (6175, 12669), (6695, 11685), (7725, 10127), (7995, 9785)]