149682640

素因数分解:

$2^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{19289}}^1$

素因数の和:19399

約数の個数: 40

約数和(自身を含む): 351618120

約数和(自身を除く): 201935480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 97, 194, 388, 485, 776, 970, 1552, 1940, 3880, 7760, 19289, 38578, 77156, 96445, 154312, 192890, 308624, 385780, 771560, 1543120, 1871033, 3742066, 7484132, 9355165, 14968264, 18710330, 29936528, 37420660, 74841320, 149682640]

約数ペア:

[(1, 149682640), (2, 74841320), (4, 37420660), (5, 29936528), (8, 18710330), (10, 14968264), (16, 9355165), (20, 7484132), (40, 3742066), (80, 1871033), (97, 1543120), (194, 771560), (388, 385780), (485, 308624), (776, 192890), (970, 154312), (1552, 96445), (1940, 77156), (3880, 38578), (7760, 19289)]