84157520

素因数分解:

$2^4\times 5^1\times {\mathrm{727}}^1\times {\mathrm{1447}}^1$

素因数の和:2187

約数の個数: 40

約数和(自身を含む): 196070784

約数和(自身を除く): 111913264

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 727, 1447, 1454, 2894, 2908, 3635, 5788, 5816, 7235, 7270, 11576, 11632, 14470, 14540, 23152, 28940, 29080, 57880, 58160, 115760, 1051969, 2103938, 4207876, 5259845, 8415752, 10519690, 16831504, 21039380, 42078760, 84157520]

約数ペア:

[(1, 84157520), (2, 42078760), (4, 21039380), (5, 16831504), (8, 10519690), (10, 8415752), (16, 5259845), (20, 4207876), (40, 2103938), (80, 1051969), (727, 115760), (1447, 58160), (1454, 57880), (2894, 29080), (2908, 28940), (3635, 23152), (5788, 14540), (5816, 14470), (7235, 11632), (7270, 11576)]