78780950

素因数分解:

$2^1\times 5^2\times {\mathrm{491}}^1\times {\mathrm{3209}}^1$

素因数の和:3712

約数の個数: 24

約数和(自身を含む): 146876760

約数和(自身を除く): 68095810

約数列:

[1, 2, 5, 10, 25, 50, 491, 982, 2455, 3209, 4910, 6418, 12275, 16045, 24550, 32090, 80225, 160450, 1575619, 3151238, 7878095, 15756190, 39390475, 78780950]

約数ペア:

[(1, 78780950), (2, 39390475), (5, 15756190), (10, 7878095), (25, 3151238), (50, 1575619), (491, 160450), (982, 80225), (2455, 32090), (3209, 24550), (4910, 16045), (6418, 12275)]