25987312

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{1213}}^1$

素因数の和:1337

約数の個数: 40

約数和(自身を含む): 54795104

約数和(自身を除く): 28807792

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 103, 104, 206, 208, 412, 824, 1213, 1339, 1648, 2426, 2678, 4852, 5356, 9704, 10712, 15769, 19408, 21424, 31538, 63076, 124939, 126152, 249878, 252304, 499756, 999512, 1624207, 1999024, 3248414, 6496828, 12993656, 25987312]

約数ペア:

[(1, 25987312), (2, 12993656), (4, 6496828), (8, 3248414), (13, 1999024), (16, 1624207), (26, 999512), (52, 499756), (103, 252304), (104, 249878), (206, 126152), (208, 124939), (412, 63076), (824, 31538), (1213, 21424), (1339, 19408), (1648, 15769), (2426, 10712), (2678, 9704), (4852, 5356)]