51689096

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1$

素因数の和:258

約数の個数: 64

約数和(自身を含む): 106444800

約数和(自身を除く): 54755704

約数列:

[1, 2, 4, 8, 23, 43, 46, 47, 86, 92, 94, 139, 172, 184, 188, 278, 344, 376, 556, 989, 1081, 1112, 1978, 2021, 2162, 3197, 3956, 4042, 4324, 5977, 6394, 6533, 7912, 8084, 8648, 11954, 12788, 13066, 16168, 23908, 25576, 26132, 46483, 47816, 52264, 92966, 137471, 150259, 185932, 274942, 280919, 300518, 371864, 549884, 561838, 601036, 1099768, 1123676, 1202072, 2247352, 6461137, 12922274, 25844548, 51689096]

約数ペア:

[(1, 51689096), (2, 25844548), (4, 12922274), (8, 6461137), (23, 2247352), (43, 1202072), (46, 1123676), (47, 1099768), (86, 601036), (92, 561838), (94, 549884), (139, 371864), (172, 300518), (184, 280919), (188, 274942), (278, 185932), (344, 150259), (376, 137471), (556, 92966), (989, 52264), (1081, 47816), (1112, 46483), (1978, 26132), (2021, 25576), (2162, 23908), (3197, 16168), (3956, 13066), (4042, 12788), (4324, 11954), (5977, 8648), (6394, 8084), (6533, 7912)]