20256250

素因数分解:

$2^1\times 5^5\times 7^1\times {\mathrm{463}}^1$

素因数の和:497

約数の個数: 48

約数和(自身を含む): 43497216

約数和(自身を除く): 23240966

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 125, 175, 250, 350, 463, 625, 875, 926, 1250, 1750, 2315, 3125, 3241, 4375, 4630, 6250, 6482, 8750, 11575, 16205, 21875, 23150, 32410, 43750, 57875, 81025, 115750, 162050, 289375, 405125, 578750, 810250, 1446875, 2025625, 2893750, 4051250, 10128125, 20256250]

約数ペア:

[(1, 20256250), (2, 10128125), (5, 4051250), (7, 2893750), (10, 2025625), (14, 1446875), (25, 810250), (35, 578750), (50, 405125), (70, 289375), (125, 162050), (175, 115750), (250, 81025), (350, 57875), (463, 43750), (625, 32410), (875, 23150), (926, 21875), (1250, 16205), (1750, 11575), (2315, 8750), (3125, 6482), (3241, 6250), (4375, 4630)]