79888840

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{46447}}^1$

素因数の和:46501

約数の個数: 32

約数和(自身を含む): 183934080

約数和(自身を除く): 104045240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 46447, 92894, 185788, 232235, 371576, 464470, 928940, 1857880, 1997221, 3994442, 7988884, 9986105, 15977768, 19972210, 39944420, 79888840]

約数ペア:

[(1, 79888840), (2, 39944420), (4, 19972210), (5, 15977768), (8, 9986105), (10, 7988884), (20, 3994442), (40, 1997221), (43, 1857880), (86, 928940), (172, 464470), (215, 371576), (344, 232235), (430, 185788), (860, 92894), (1720, 46447)]