140198656

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{409}}^1$

素因数の和:541

約数の個数: 72

約数和(自身を含む): 305046560

約数和(自身を除く): 164847904

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 103, 104, 128, 206, 208, 256, 409, 412, 416, 818, 824, 832, 1339, 1636, 1648, 1664, 2678, 3272, 3296, 3328, 5317, 5356, 6544, 6592, 10634, 10712, 13088, 13184, 21268, 21424, 26176, 26368, 42127, 42536, 42848, 52352, 84254, 85072, 85696, 104704, 168508, 170144, 171392, 337016, 340288, 342784, 547651, 674032, 680576, 1095302, 1348064, 1361152, 2190604, 2696128, 4381208, 5392256, 8762416, 10784512, 17524832, 35049664, 70099328, 140198656]

約数ペア:

[(1, 140198656), (2, 70099328), (4, 35049664), (8, 17524832), (13, 10784512), (16, 8762416), (26, 5392256), (32, 4381208), (52, 2696128), (64, 2190604), (103, 1361152), (104, 1348064), (128, 1095302), (206, 680576), (208, 674032), (256, 547651), (409, 342784), (412, 340288), (416, 337016), (818, 171392), (824, 170144), (832, 168508), (1339, 104704), (1636, 85696), (1648, 85072), (1664, 84254), (2678, 52352), (3272, 42848), (3296, 42536), (3328, 42127), (5317, 26368), (5356, 26176), (6544, 21424), (6592, 21268), (10634, 13184), (10712, 13088)]