870801825

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{449}}^1\times {\mathrm{1361}}^1$

素因数の和:1842

約数の個数: 48

約数和(自身を含む): 1519992000

約数和(自身を除く): 649190175

約数列:

[1, 3, 5, 15, 19, 25, 57, 75, 95, 285, 449, 475, 1347, 1361, 1425, 2245, 4083, 6735, 6805, 8531, 11225, 20415, 25593, 25859, 33675, 34025, 42655, 77577, 102075, 127965, 129295, 213275, 387885, 611089, 639825, 646475, 1833267, 1939425, 3055445, 9166335, 11610691, 15277225, 34832073, 45831675, 58053455, 174160365, 290267275, 870801825]

約数ペア:

[(1, 870801825), (3, 290267275), (5, 174160365), (15, 58053455), (19, 45831675), (25, 34832073), (57, 15277225), (75, 11610691), (95, 9166335), (285, 3055445), (449, 1939425), (475, 1833267), (1347, 646475), (1361, 639825), (1425, 611089), (2245, 387885), (4083, 213275), (6735, 129295), (6805, 127965), (8531, 102075), (11225, 77577), (20415, 42655), (25593, 34025), (25859, 33675)]