79081100

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{16139}}^1$

素因数の和:16167

約数の個数: 54

約数和(自身を含む): 199635660

約数和(自身を除く): 120554560

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 140, 175, 196, 245, 350, 490, 700, 980, 1225, 2450, 4900, 16139, 32278, 64556, 80695, 112973, 161390, 225946, 322780, 403475, 451892, 564865, 790811, 806950, 1129730, 1581622, 1613900, 2259460, 2824325, 3163244, 3954055, 5648650, 7908110, 11297300, 15816220, 19770275, 39540550, 79081100]

約数ペア:

[(1, 79081100), (2, 39540550), (4, 19770275), (5, 15816220), (7, 11297300), (10, 7908110), (14, 5648650), (20, 3954055), (25, 3163244), (28, 2824325), (35, 2259460), (49, 1613900), (50, 1581622), (70, 1129730), (98, 806950), (100, 790811), (140, 564865), (175, 451892), (196, 403475), (245, 322780), (350, 225946), (490, 161390), (700, 112973), (980, 80695), (1225, 64556), (2450, 32278), (4900, 16139)]