49278920

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{72469}}^1$

素因数の和:72497

約数の個数: 32

約数和(自身を含む): 117401400

約数和(自身を除く): 68122480

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 72469, 144938, 289876, 362345, 579752, 724690, 1231973, 1449380, 2463946, 2898760, 4927892, 6159865, 9855784, 12319730, 24639460, 49278920]

約数ペア:

[(1, 49278920), (2, 24639460), (4, 12319730), (5, 9855784), (8, 6159865), (10, 4927892), (17, 2898760), (20, 2463946), (34, 1449380), (40, 1231973), (68, 724690), (85, 579752), (136, 362345), (170, 289876), (340, 144938), (680, 72469)]