138935525

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1$

素因数の和:230

約数の個数: 48

約数和(自身を含む): 188987904

約数和(自身を除く): 50052379

約数列:

[1, 5, 23, 25, 47, 53, 97, 115, 235, 265, 485, 575, 1081, 1175, 1219, 1325, 2231, 2425, 2491, 4559, 5141, 5405, 6095, 11155, 12455, 22795, 25705, 27025, 30475, 55775, 57293, 62275, 104857, 113975, 118243, 128525, 241627, 286465, 524285, 591215, 1208135, 1432325, 2621425, 2956075, 5557421, 6040675, 27787105, 138935525]

約数ペア:

[(1, 138935525), (5, 27787105), (23, 6040675), (25, 5557421), (47, 2956075), (53, 2621425), (97, 1432325), (115, 1208135), (235, 591215), (265, 524285), (485, 286465), (575, 241627), (1081, 128525), (1175, 118243), (1219, 113975), (1325, 104857), (2231, 62275), (2425, 57293), (2491, 55775), (4559, 30475), (5141, 27025), (5405, 25705), (6095, 22795), (11155, 12455)]