87111776

素因数分解:

$2^5\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{419}}^1$

素因数の和:591

約数の個数: 48

約数和(自身を含む): 176223600

約数和(自身を除く): 89111824

約数列:

[1, 2, 4, 8, 16, 32, 73, 89, 146, 178, 292, 356, 419, 584, 712, 838, 1168, 1424, 1676, 2336, 2848, 3352, 6497, 6704, 12994, 13408, 25988, 30587, 37291, 51976, 61174, 74582, 103952, 122348, 149164, 207904, 244696, 298328, 489392, 596656, 978784, 1193312, 2722243, 5444486, 10888972, 21777944, 43555888, 87111776]

約数ペア:

[(1, 87111776), (2, 43555888), (4, 21777944), (8, 10888972), (16, 5444486), (32, 2722243), (73, 1193312), (89, 978784), (146, 596656), (178, 489392), (292, 298328), (356, 244696), (419, 207904), (584, 149164), (712, 122348), (838, 103952), (1168, 74582), (1424, 61174), (1676, 51976), (2336, 37291), (2848, 30587), (3352, 25988), (6497, 13408), (6704, 12994)]