66320792

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:280

約数の個数: 64

約数和(自身を含む): 136752000

約数和(自身を除く): 70431208

約数列:

[1, 2, 4, 8, 19, 38, 43, 73, 76, 86, 139, 146, 152, 172, 278, 292, 344, 556, 584, 817, 1112, 1387, 1634, 2641, 2774, 3139, 3268, 5282, 5548, 5977, 6278, 6536, 10147, 10564, 11096, 11954, 12556, 20294, 21128, 23908, 25112, 40588, 47816, 59641, 81176, 113563, 119282, 192793, 227126, 238564, 385586, 436321, 454252, 477128, 771172, 872642, 908504, 1542344, 1745284, 3490568, 8290099, 16580198, 33160396, 66320792]

約数ペア:

[(1, 66320792), (2, 33160396), (4, 16580198), (8, 8290099), (19, 3490568), (38, 1745284), (43, 1542344), (73, 908504), (76, 872642), (86, 771172), (139, 477128), (146, 454252), (152, 436321), (172, 385586), (278, 238564), (292, 227126), (344, 192793), (556, 119282), (584, 113563), (817, 81176), (1112, 59641), (1387, 47816), (1634, 40588), (2641, 25112), (2774, 23908), (3139, 21128), (3268, 20294), (5282, 12556), (5548, 11954), (5977, 11096), (6278, 10564), (6536, 10147)]