65987456

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{631}}^1$

素因数の和:707

約数の個数: 64

約数和(自身を含む): 141820800

約数和(自身を除く): 75833344

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 43, 64, 76, 86, 128, 152, 172, 304, 344, 608, 631, 688, 817, 1216, 1262, 1376, 1634, 2432, 2524, 2752, 3268, 5048, 5504, 6536, 10096, 11989, 13072, 20192, 23978, 26144, 27133, 40384, 47956, 52288, 54266, 80768, 95912, 104576, 108532, 191824, 217064, 383648, 434128, 515527, 767296, 868256, 1031054, 1534592, 1736512, 2062108, 3473024, 4124216, 8248432, 16496864, 32993728, 65987456]

約数ペア:

[(1, 65987456), (2, 32993728), (4, 16496864), (8, 8248432), (16, 4124216), (19, 3473024), (32, 2062108), (38, 1736512), (43, 1534592), (64, 1031054), (76, 868256), (86, 767296), (128, 515527), (152, 434128), (172, 383648), (304, 217064), (344, 191824), (608, 108532), (631, 104576), (688, 95912), (817, 80768), (1216, 54266), (1262, 52288), (1376, 47956), (1634, 40384), (2432, 27133), (2524, 26144), (2752, 23978), (3268, 20192), (5048, 13072), (5504, 11989), (6536, 10096)]