25518178

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1$

素因数の和:191

約数の個数: 64

約数和(自身を含む): 49674240

約数和(自身を除く): 24156062

約数列:

[1, 2, 7, 14, 19, 23, 38, 43, 46, 86, 97, 133, 161, 194, 266, 301, 322, 437, 602, 679, 817, 874, 989, 1358, 1634, 1843, 1978, 2231, 3059, 3686, 4171, 4462, 5719, 6118, 6923, 8342, 11438, 12901, 13846, 15617, 18791, 25802, 29197, 31234, 37582, 42389, 58394, 79249, 84778, 95933, 131537, 158498, 191866, 263074, 296723, 554743, 593446, 671531, 1109486, 1343062, 1822727, 3645454, 12759089, 25518178]

約数ペア:

[(1, 25518178), (2, 12759089), (7, 3645454), (14, 1822727), (19, 1343062), (23, 1109486), (38, 671531), (43, 593446), (46, 554743), (86, 296723), (97, 263074), (133, 191866), (161, 158498), (194, 131537), (266, 95933), (301, 84778), (322, 79249), (437, 58394), (602, 42389), (679, 37582), (817, 31234), (874, 29197), (989, 25802), (1358, 18791), (1634, 15617), (1843, 13846), (1978, 12901), (2231, 11438), (3059, 8342), (3686, 6923), (4171, 6118), (4462, 5719)]