164080384

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1049}}^1$

素因数の和:1125

約数の個数: 72

約数和(自身を含む): 360561600

約数和(自身を除く): 196481216

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 47, 52, 64, 94, 104, 128, 188, 208, 256, 376, 416, 611, 752, 832, 1049, 1222, 1504, 1664, 2098, 2444, 3008, 3328, 4196, 4888, 6016, 8392, 9776, 12032, 13637, 16784, 19552, 27274, 33568, 39104, 49303, 54548, 67136, 78208, 98606, 109096, 134272, 156416, 197212, 218192, 268544, 394424, 436384, 640939, 788848, 872768, 1281878, 1577696, 1745536, 2563756, 3155392, 3491072, 5127512, 6310784, 10255024, 12621568, 20510048, 41020096, 82040192, 164080384]

約数ペア:

[(1, 164080384), (2, 82040192), (4, 41020096), (8, 20510048), (13, 12621568), (16, 10255024), (26, 6310784), (32, 5127512), (47, 3491072), (52, 3155392), (64, 2563756), (94, 1745536), (104, 1577696), (128, 1281878), (188, 872768), (208, 788848), (256, 640939), (376, 436384), (416, 394424), (611, 268544), (752, 218192), (832, 197212), (1049, 156416), (1222, 134272), (1504, 109096), (1664, 98606), (2098, 78208), (2444, 67136), (3008, 54548), (3328, 49303), (4196, 39104), (4888, 33568), (6016, 27274), (8392, 19552), (9776, 16784), (12032, 13637)]