61975840

素因数分解:

$2^5\times 5^1\times {\mathrm{509}}^1\times {\mathrm{761}}^1$

素因数の和:1285

約数の個数: 48

約数和(自身を含む): 146898360

約数和(自身を除く): 84922520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 509, 761, 1018, 1522, 2036, 2545, 3044, 3805, 4072, 5090, 6088, 7610, 8144, 10180, 12176, 15220, 16288, 20360, 24352, 30440, 40720, 60880, 81440, 121760, 387349, 774698, 1549396, 1936745, 3098792, 3873490, 6197584, 7746980, 12395168, 15493960, 30987920, 61975840]

約数ペア:

[(1, 61975840), (2, 30987920), (4, 15493960), (5, 12395168), (8, 7746980), (10, 6197584), (16, 3873490), (20, 3098792), (32, 1936745), (40, 1549396), (80, 774698), (160, 387349), (509, 121760), (761, 81440), (1018, 60880), (1522, 40720), (2036, 30440), (2545, 24352), (3044, 20360), (3805, 16288), (4072, 15220), (5090, 12176), (6088, 10180), (7610, 8144)]