25655176

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1$

素因数の和:214

約数の個数: 64

約数和(自身を含む): 53887680

約数和(自身を除く): 28232504

約数列:

[1, 2, 4, 8, 17, 34, 41, 43, 68, 82, 86, 107, 136, 164, 172, 214, 328, 344, 428, 697, 731, 856, 1394, 1462, 1763, 1819, 2788, 2924, 3526, 3638, 4387, 4601, 5576, 5848, 7052, 7276, 8774, 9202, 14104, 14552, 17548, 18404, 29971, 35096, 36808, 59942, 74579, 78217, 119884, 149158, 156434, 188641, 239768, 298316, 312868, 377282, 596632, 625736, 754564, 1509128, 3206897, 6413794, 12827588, 25655176]

約数ペア:

[(1, 25655176), (2, 12827588), (4, 6413794), (8, 3206897), (17, 1509128), (34, 754564), (41, 625736), (43, 596632), (68, 377282), (82, 312868), (86, 298316), (107, 239768), (136, 188641), (164, 156434), (172, 149158), (214, 119884), (328, 78217), (344, 74579), (428, 59942), (697, 36808), (731, 35096), (856, 29971), (1394, 18404), (1462, 17548), (1763, 14552), (1819, 14104), (2788, 9202), (2924, 8774), (3526, 7276), (3638, 7052), (4387, 5848), (4601, 5576)]