71967904

素因数分解:

$2^5\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{439}}^1$

素因数の和:605

約数の個数: 48

約数和(自身を含む): 146361600

約数和(自身を除く): 74393696

約数列:

[1, 2, 4, 8, 16, 32, 47, 94, 109, 188, 218, 376, 436, 439, 752, 872, 878, 1504, 1744, 1756, 3488, 3512, 5123, 7024, 10246, 14048, 20492, 20633, 40984, 41266, 47851, 81968, 82532, 95702, 163936, 165064, 191404, 330128, 382808, 660256, 765616, 1531232, 2248997, 4497994, 8995988, 17991976, 35983952, 71967904]

約数ペア:

[(1, 71967904), (2, 35983952), (4, 17991976), (8, 8995988), (16, 4497994), (32, 2248997), (47, 1531232), (94, 765616), (109, 660256), (188, 382808), (218, 330128), (376, 191404), (436, 165064), (439, 163936), (752, 95702), (872, 82532), (878, 81968), (1504, 47851), (1744, 41266), (1756, 40984), (3488, 20633), (3512, 20492), (5123, 14048), (7024, 10246)]