825520

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{607}}^1$

素因数の和:637

約数の個数: 40

約数和(自身を含む): 2035584

約数和(自身を除く): 1210064

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 607, 680, 1214, 1360, 2428, 3035, 4856, 6070, 9712, 10319, 12140, 20638, 24280, 41276, 48560, 51595, 82552, 103190, 165104, 206380, 412760, 825520]

約数ペア:

[(1, 825520), (2, 412760), (4, 206380), (5, 165104), (8, 103190), (10, 82552), (16, 51595), (17, 48560), (20, 41276), (34, 24280), (40, 20638), (68, 12140), (80, 10319), (85, 9712), (136, 6070), (170, 4856), (272, 3035), (340, 2428), (607, 1360), (680, 1214)]