87578848

素因数分解:

$2^5\times 7^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{191}}^1$

素因数の和:320

約数の個数: 96

約数和(自身を含む): 209018880

約数和(自身を除く): 121440032

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 46, 56, 89, 92, 112, 161, 178, 184, 191, 224, 322, 356, 368, 382, 623, 644, 712, 736, 764, 1246, 1288, 1337, 1424, 1528, 2047, 2492, 2576, 2674, 2848, 3056, 4094, 4393, 4984, 5152, 5348, 6112, 8188, 8786, 9968, 10696, 14329, 16376, 16999, 17572, 19936, 21392, 28658, 30751, 32752, 33998, 35144, 42784, 57316, 61502, 65504, 67996, 70288, 114632, 118993, 123004, 135992, 140576, 229264, 237986, 246008, 271984, 390977, 458528, 475972, 492016, 543968, 781954, 951944, 984032, 1563908, 1903888, 2736839, 3127816, 3807776, 5473678, 6255632, 10947356, 12511264, 21894712, 43789424, 87578848]

約数ペア:

[(1, 87578848), (2, 43789424), (4, 21894712), (7, 12511264), (8, 10947356), (14, 6255632), (16, 5473678), (23, 3807776), (28, 3127816), (32, 2736839), (46, 1903888), (56, 1563908), (89, 984032), (92, 951944), (112, 781954), (161, 543968), (178, 492016), (184, 475972), (191, 458528), (224, 390977), (322, 271984), (356, 246008), (368, 237986), (382, 229264), (623, 140576), (644, 135992), (712, 123004), (736, 118993), (764, 114632), (1246, 70288), (1288, 67996), (1337, 65504), (1424, 61502), (1528, 57316), (2047, 42784), (2492, 35144), (2576, 33998), (2674, 32752), (2848, 30751), (3056, 28658), (4094, 21392), (4393, 19936), (4984, 17572), (5152, 16999), (5348, 16376), (6112, 14329), (8188, 10696), (8786, 9968)]