81116152

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{1907}}^1$

素因数の和:2335

約数の個数: 32

約数和(自身を含む): 164278800

約数和(自身を除く): 83162648

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 409, 818, 1636, 1907, 3272, 3814, 5317, 7628, 10634, 15256, 21268, 24791, 42536, 49582, 99164, 198328, 779963, 1559926, 3119852, 6239704, 10139519, 20279038, 40558076, 81116152]

約数ペア:

[(1, 81116152), (2, 40558076), (4, 20279038), (8, 10139519), (13, 6239704), (26, 3119852), (52, 1559926), (104, 779963), (409, 198328), (818, 99164), (1636, 49582), (1907, 42536), (3272, 24791), (3814, 21268), (5317, 15256), (7628, 10634)]