255492760

素因数分解:

$2^3\times 5^1\times {\mathrm{547}}^1\times {\mathrm{11677}}^1$

素因数の和:12235

約数の個数: 32

約数和(自身を含む): 575958960

約数和(自身を除く): 320466200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 547, 1094, 2188, 2735, 4376, 5470, 10940, 11677, 21880, 23354, 46708, 58385, 93416, 116770, 233540, 467080, 6387319, 12774638, 25549276, 31936595, 51098552, 63873190, 127746380, 255492760]

約数ペア:

[(1, 255492760), (2, 127746380), (4, 63873190), (5, 51098552), (8, 31936595), (10, 25549276), (20, 12774638), (40, 6387319), (547, 467080), (1094, 233540), (2188, 116770), (2735, 93416), (4376, 58385), (5470, 46708), (10940, 23354), (11677, 21880)]