87432760

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{50833}}^1$

素因数の和:50887

約数の個数: 32

約数和(自身を含む): 201302640

約数和(自身を除く): 113869880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 50833, 101666, 203332, 254165, 406664, 508330, 1016660, 2033320, 2185819, 4371638, 8743276, 10929095, 17486552, 21858190, 43716380, 87432760]

約数ペア:

[(1, 87432760), (2, 43716380), (4, 21858190), (5, 17486552), (8, 10929095), (10, 8743276), (20, 4371638), (40, 2185819), (43, 2033320), (86, 1016660), (172, 508330), (215, 406664), (344, 254165), (430, 203332), (860, 101666), (1720, 50833)]