99533440

素因数分解:

$2^7\times 5^1\times {\mathrm{155521}}^1$

素因数の和:155540

約数の個数: 32

約数和(自身を含む): 237948660

約数和(自身を除く): 138415220

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 155521, 311042, 622084, 777605, 1244168, 1555210, 2488336, 3110420, 4976672, 6220840, 9953344, 12441680, 19906688, 24883360, 49766720, 99533440]

約数ペア:

[(1, 99533440), (2, 49766720), (4, 24883360), (5, 19906688), (8, 12441680), (10, 9953344), (16, 6220840), (20, 4976672), (32, 3110420), (40, 2488336), (64, 1555210), (80, 1244168), (128, 777605), (160, 622084), (320, 311042), (640, 155521)]