79751960

素因数分解:

$2^3\times 5^1\times {\mathrm{619}}^1\times {\mathrm{3221}}^1$

素因数の和:3851

約数の個数: 32

約数和(自身を含む): 179787600

約数和(自身を除く): 100035640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 619, 1238, 2476, 3095, 3221, 4952, 6190, 6442, 12380, 12884, 16105, 24760, 25768, 32210, 64420, 128840, 1993799, 3987598, 7975196, 9968995, 15950392, 19937990, 39875980, 79751960]

約数ペア:

[(1, 79751960), (2, 39875980), (4, 19937990), (5, 15950392), (8, 9968995), (10, 7975196), (20, 3987598), (40, 1993799), (619, 128840), (1238, 64420), (2476, 32210), (3095, 25768), (3221, 24760), (4952, 16105), (6190, 12884), (6442, 12380)]