145021280

素因数分解:

$2^5\times 5^1\times {\mathrm{906383}}^1$

素因数の和:906398

約数の個数: 24

約数和(自身を含む): 342613152

約数和(自身を除く): 197591872

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 906383, 1812766, 3625532, 4531915, 7251064, 9063830, 14502128, 18127660, 29004256, 36255320, 72510640, 145021280]

約数ペア:

[(1, 145021280), (2, 72510640), (4, 36255320), (5, 29004256), (8, 18127660), (10, 14502128), (16, 9063830), (20, 7251064), (32, 4531915), (40, 3625532), (80, 1812766), (160, 906383)]