79625728

素因数分解:

$2^9\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1709}}^1$

素因数の和:1747

約数の個数: 80

約数和(自身を含む): 195924960

約数和(自身を除く): 116299232

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 128, 182, 208, 224, 256, 364, 416, 448, 512, 728, 832, 896, 1456, 1664, 1709, 1792, 2912, 3328, 3418, 3584, 5824, 6656, 6836, 11648, 11963, 13672, 22217, 23296, 23926, 27344, 44434, 46592, 47852, 54688, 88868, 95704, 109376, 155519, 177736, 191408, 218752, 311038, 355472, 382816, 437504, 622076, 710944, 765632, 875008, 1244152, 1421888, 1531264, 2488304, 2843776, 3062528, 4976608, 5687552, 6125056, 9953216, 11375104, 19906432, 39812864, 79625728]

約数ペア:

[(1, 79625728), (2, 39812864), (4, 19906432), (7, 11375104), (8, 9953216), (13, 6125056), (14, 5687552), (16, 4976608), (26, 3062528), (28, 2843776), (32, 2488304), (52, 1531264), (56, 1421888), (64, 1244152), (91, 875008), (104, 765632), (112, 710944), (128, 622076), (182, 437504), (208, 382816), (224, 355472), (256, 311038), (364, 218752), (416, 191408), (448, 177736), (512, 155519), (728, 109376), (832, 95704), (896, 88868), (1456, 54688), (1664, 47852), (1709, 46592), (1792, 44434), (2912, 27344), (3328, 23926), (3418, 23296), (3584, 22217), (5824, 13672), (6656, 11963), (6836, 11648)]