72007265

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{269}}^1$

素因数の和:473

約数の個数: 32

約数和(自身を含む): 98288640

約数和(自身を除く): 26281375

約数列:

[1, 5, 11, 31, 55, 155, 157, 269, 341, 785, 1345, 1705, 1727, 2959, 4867, 8339, 8635, 14795, 24335, 41695, 42233, 53537, 91729, 211165, 267685, 458645, 464563, 1309223, 2322815, 6546115, 14401453, 72007265]

約数ペア:

[(1, 72007265), (5, 14401453), (11, 6546115), (31, 2322815), (55, 1309223), (155, 464563), (157, 458645), (269, 267685), (341, 211165), (785, 91729), (1345, 53537), (1705, 42233), (1727, 41695), (2959, 24335), (4867, 14795), (8339, 8635)]