25955470

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{263}}^1$

素因数の和:480

約数の個数: 32

約数和(自身を含む): 47900160

約数和(自身を除く): 21944690

約数列:

[1, 2, 5, 10, 71, 139, 142, 263, 278, 355, 526, 695, 710, 1315, 1390, 2630, 9869, 18673, 19738, 36557, 37346, 49345, 73114, 93365, 98690, 182785, 186730, 365570, 2595547, 5191094, 12977735, 25955470]

約数ペア:

[(1, 25955470), (2, 12977735), (5, 5191094), (10, 2595547), (71, 365570), (139, 186730), (142, 182785), (263, 98690), (278, 93365), (355, 73114), (526, 49345), (695, 37346), (710, 36557), (1315, 19738), (1390, 18673), (2630, 9869)]