72040136

素因数分解:

$2^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{29917}}^1$

素因数の和:29973

約数の個数: 32

約数和(自身を含む): 157967040

約数和(自身を除く): 85926904

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 56, 86, 172, 301, 344, 602, 1204, 2408, 29917, 59834, 119668, 209419, 239336, 418838, 837676, 1286431, 1675352, 2572862, 5145724, 9005017, 10291448, 18010034, 36020068, 72040136]

約数ペア:

[(1, 72040136), (2, 36020068), (4, 18010034), (7, 10291448), (8, 9005017), (14, 5145724), (28, 2572862), (43, 1675352), (56, 1286431), (86, 837676), (172, 418838), (301, 239336), (344, 209419), (602, 119668), (1204, 59834), (2408, 29917)]