25968440

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{727}}^1$

素因数の和:804

約数の個数: 64

約数和(自身を含む): 62899200

約数和(自身を除く): 36930760

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 47, 76, 94, 95, 152, 188, 190, 235, 376, 380, 470, 727, 760, 893, 940, 1454, 1786, 1880, 2908, 3572, 3635, 4465, 5816, 7144, 7270, 8930, 13813, 14540, 17860, 27626, 29080, 34169, 35720, 55252, 68338, 69065, 110504, 136676, 138130, 170845, 273352, 276260, 341690, 552520, 649211, 683380, 1298422, 1366760, 2596844, 3246055, 5193688, 6492110, 12984220, 25968440]

約数ペア:

[(1, 25968440), (2, 12984220), (4, 6492110), (5, 5193688), (8, 3246055), (10, 2596844), (19, 1366760), (20, 1298422), (38, 683380), (40, 649211), (47, 552520), (76, 341690), (94, 276260), (95, 273352), (152, 170845), (188, 138130), (190, 136676), (235, 110504), (376, 69065), (380, 68338), (470, 55252), (727, 35720), (760, 34169), (893, 29080), (940, 27626), (1454, 17860), (1786, 14540), (1880, 13813), (2908, 8930), (3572, 7270), (3635, 7144), (4465, 5816)]