66324520

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{35279}}^1$

素因数の和:35337

約数の個数: 32

約数和(自身を含む): 152409600

約数和(自身を除く): 86085080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 35279, 70558, 141116, 176395, 282232, 352790, 705580, 1411160, 1658113, 3316226, 6632452, 8290565, 13264904, 16581130, 33162260, 66324520]

約数ペア:

[(1, 66324520), (2, 33162260), (4, 16581130), (5, 13264904), (8, 8290565), (10, 6632452), (20, 3316226), (40, 1658113), (47, 1411160), (94, 705580), (188, 352790), (235, 282232), (376, 176395), (470, 141116), (940, 70558), (1880, 35279)]