51307390

素因数分解:

$2^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1\times {\mathrm{457}}^1$

素因数の和:676

約数の個数: 32

約数和(自身を含む): 94311360

約数和(自身を除く): 43003970

約数列:

[1, 2, 5, 10, 103, 109, 206, 218, 457, 515, 545, 914, 1030, 1090, 2285, 4570, 11227, 22454, 47071, 49813, 56135, 94142, 99626, 112270, 235355, 249065, 470710, 498130, 5130739, 10261478, 25653695, 51307390]

約数ペア:

[(1, 51307390), (2, 25653695), (5, 10261478), (10, 5130739), (103, 498130), (109, 470710), (206, 249065), (218, 235355), (457, 112270), (515, 99626), (545, 94142), (914, 56135), (1030, 49813), (1090, 47071), (2285, 22454), (4570, 11227)]