161899040

素因数分解:

$2^5\times 5^1\times {\mathrm{607}}^1\times {\mathrm{1667}}^1$

素因数の和:2289

約数の個数: 48

約数和(自身を含む): 383346432

約数和(自身を除く): 221447392

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 607, 1214, 1667, 2428, 3035, 3334, 4856, 6070, 6668, 8335, 9712, 12140, 13336, 16670, 19424, 24280, 26672, 33340, 48560, 53344, 66680, 97120, 133360, 266720, 1011869, 2023738, 4047476, 5059345, 8094952, 10118690, 16189904, 20237380, 32379808, 40474760, 80949520, 161899040]

約数ペア:

[(1, 161899040), (2, 80949520), (4, 40474760), (5, 32379808), (8, 20237380), (10, 16189904), (16, 10118690), (20, 8094952), (32, 5059345), (40, 4047476), (80, 2023738), (160, 1011869), (607, 266720), (1214, 133360), (1667, 97120), (2428, 66680), (3035, 53344), (3334, 48560), (4856, 33340), (6070, 26672), (6668, 24280), (8335, 19424), (9712, 16670), (12140, 13336)]