68666624

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{439}}^1$

素因数の和:515

約数の個数: 72

約数和(自身を含む): 151092480

約数和(自身を除く): 82425856

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 47, 52, 64, 94, 104, 128, 188, 208, 256, 376, 416, 439, 611, 752, 832, 878, 1222, 1504, 1664, 1756, 2444, 3008, 3328, 3512, 4888, 5707, 6016, 7024, 9776, 11414, 12032, 14048, 19552, 20633, 22828, 28096, 39104, 41266, 45656, 56192, 78208, 82532, 91312, 112384, 156416, 165064, 182624, 268229, 330128, 365248, 536458, 660256, 730496, 1072916, 1320512, 1460992, 2145832, 2641024, 4291664, 5282048, 8583328, 17166656, 34333312, 68666624]

約数ペア:

[(1, 68666624), (2, 34333312), (4, 17166656), (8, 8583328), (13, 5282048), (16, 4291664), (26, 2641024), (32, 2145832), (47, 1460992), (52, 1320512), (64, 1072916), (94, 730496), (104, 660256), (128, 536458), (188, 365248), (208, 330128), (256, 268229), (376, 182624), (416, 165064), (439, 156416), (611, 112384), (752, 91312), (832, 82532), (878, 78208), (1222, 56192), (1504, 45656), (1664, 41266), (1756, 39104), (2444, 28096), (3008, 22828), (3328, 20633), (3512, 19552), (4888, 14048), (5707, 12032), (6016, 11414), (7024, 9776)]