138730115

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1$

素因数の和:252

約数の個数: 48

約数和(自身を含む): 193336320

約数和(自身を除く): 54606205

約数列:

[1, 5, 17, 19, 31, 85, 95, 155, 163, 289, 323, 527, 589, 815, 1445, 1615, 2635, 2771, 2945, 3097, 5053, 5491, 8959, 10013, 13855, 15485, 25265, 27455, 44795, 47107, 50065, 52649, 85901, 96007, 170221, 235535, 263245, 429505, 480035, 851105, 895033, 1460317, 1632119, 4475165, 7301585, 8160595, 27746023, 138730115]

約数ペア:

[(1, 138730115), (5, 27746023), (17, 8160595), (19, 7301585), (31, 4475165), (85, 1632119), (95, 1460317), (155, 895033), (163, 851105), (289, 480035), (323, 429505), (527, 263245), (589, 235535), (815, 170221), (1445, 96007), (1615, 85901), (2635, 52649), (2771, 50065), (2945, 47107), (3097, 44795), (5053, 27455), (5491, 25265), (8959, 15485), (10013, 13855)]