77963440

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{26339}}^1$

素因数の和:26389

約数の個数: 40

約数和(自身を含む): 186171120

約数和(自身を除く): 108207680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 592, 740, 1480, 2960, 26339, 52678, 105356, 131695, 210712, 263390, 421424, 526780, 974543, 1053560, 1949086, 2107120, 3898172, 4872715, 7796344, 9745430, 15592688, 19490860, 38981720, 77963440]

約数ペア:

[(1, 77963440), (2, 38981720), (4, 19490860), (5, 15592688), (8, 9745430), (10, 7796344), (16, 4872715), (20, 3898172), (37, 2107120), (40, 1949086), (74, 1053560), (80, 974543), (148, 526780), (185, 421424), (296, 263390), (370, 210712), (592, 131695), (740, 105356), (1480, 52678), (2960, 26339)]