87689728

素因数分解:

$2^9\times 7^1\times {\mathrm{43}}^1\times {\mathrm{569}}^1$

素因数の和:637

約数の個数: 80

約数和(自身を含む): 205254720

約数和(自身を除く): 117564992

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 43, 56, 64, 86, 112, 128, 172, 224, 256, 301, 344, 448, 512, 569, 602, 688, 896, 1138, 1204, 1376, 1792, 2276, 2408, 2752, 3584, 3983, 4552, 4816, 5504, 7966, 9104, 9632, 11008, 15932, 18208, 19264, 22016, 24467, 31864, 36416, 38528, 48934, 63728, 72832, 77056, 97868, 127456, 145664, 154112, 171269, 195736, 254912, 291328, 342538, 391472, 509824, 685076, 782944, 1019648, 1370152, 1565888, 2039296, 2740304, 3131776, 5480608, 6263552, 10961216, 12527104, 21922432, 43844864, 87689728]

約数ペア:

[(1, 87689728), (2, 43844864), (4, 21922432), (7, 12527104), (8, 10961216), (14, 6263552), (16, 5480608), (28, 3131776), (32, 2740304), (43, 2039296), (56, 1565888), (64, 1370152), (86, 1019648), (112, 782944), (128, 685076), (172, 509824), (224, 391472), (256, 342538), (301, 291328), (344, 254912), (448, 195736), (512, 171269), (569, 154112), (602, 145664), (688, 127456), (896, 97868), (1138, 77056), (1204, 72832), (1376, 63728), (1792, 48934), (2276, 38528), (2408, 36416), (2752, 31864), (3584, 24467), (3983, 22016), (4552, 19264), (4816, 18208), (5504, 15932), (7966, 11008), (9104, 9632)]