39947008

素因数分解:

$2^8\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{137}}^1$

素因数の和:237

約数の個数: 72

約数和(自身を含む): 86314032

約数和(自身を除く): 46367024

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 67, 68, 128, 134, 136, 137, 256, 268, 272, 274, 536, 544, 548, 1072, 1088, 1096, 1139, 2144, 2176, 2192, 2278, 2329, 4288, 4352, 4384, 4556, 4658, 8576, 8768, 9112, 9179, 9316, 17152, 17536, 18224, 18358, 18632, 35072, 36448, 36716, 37264, 72896, 73432, 74528, 145792, 146864, 149056, 156043, 291584, 293728, 298112, 312086, 587456, 596224, 624172, 1174912, 1248344, 2349824, 2496688, 4993376, 9986752, 19973504, 39947008]

約数ペア:

[(1, 39947008), (2, 19973504), (4, 9986752), (8, 4993376), (16, 2496688), (17, 2349824), (32, 1248344), (34, 1174912), (64, 624172), (67, 596224), (68, 587456), (128, 312086), (134, 298112), (136, 293728), (137, 291584), (256, 156043), (268, 149056), (272, 146864), (274, 145792), (536, 74528), (544, 73432), (548, 72896), (1072, 37264), (1088, 36716), (1096, 36448), (1139, 35072), (2144, 18632), (2176, 18358), (2192, 18224), (2278, 17536), (2329, 17152), (4288, 9316), (4352, 9179), (4384, 9112), (4556, 8768), (4658, 8576)]