86951120

素因数分解:

$2^4\times 5^1\times {\mathrm{547}}^1\times {\mathrm{1987}}^1$

素因数の和:2547

約数の個数: 40

約数和(自身を含む): 202632864

約数和(自身を除く): 115681744

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 547, 1094, 1987, 2188, 2735, 3974, 4376, 5470, 7948, 8752, 9935, 10940, 15896, 19870, 21880, 31792, 39740, 43760, 79480, 158960, 1086889, 2173778, 4347556, 5434445, 8695112, 10868890, 17390224, 21737780, 43475560, 86951120]

約数ペア:

[(1, 86951120), (2, 43475560), (4, 21737780), (5, 17390224), (8, 10868890), (10, 8695112), (16, 5434445), (20, 4347556), (40, 2173778), (80, 1086889), (547, 158960), (1094, 79480), (1987, 43760), (2188, 39740), (2735, 31792), (3974, 21880), (4376, 19870), (5470, 15896), (7948, 10940), (8752, 9935)]