776960

素因数分解:

$2^8\times 5^1\times {\mathrm{607}}^1$

素因数の和:628

約数の個数: 36

約数和(自身を含む): 1864128

約数和(自身を除く): 1087168

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 607, 640, 1214, 1280, 2428, 3035, 4856, 6070, 9712, 12140, 19424, 24280, 38848, 48560, 77696, 97120, 155392, 194240, 388480, 776960]

約数ペア:

[(1, 776960), (2, 388480), (4, 194240), (5, 155392), (8, 97120), (10, 77696), (16, 48560), (20, 38848), (32, 24280), (40, 19424), (64, 12140), (80, 9712), (128, 6070), (160, 4856), (256, 3035), (320, 2428), (607, 1280), (640, 1214)]