26538390

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{1979}}^1$

素因数の和:2141

約数の個数: 48

約数和(自身を含む): 69498000

約数和(自身を除く): 42959610

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 149, 298, 447, 745, 894, 1341, 1490, 1979, 2235, 2682, 3958, 4470, 5937, 6705, 9895, 11874, 13410, 17811, 19790, 29685, 35622, 59370, 89055, 178110, 294871, 589742, 884613, 1474355, 1769226, 2653839, 2948710, 4423065, 5307678, 8846130, 13269195, 26538390]

約数ペア:

[(1, 26538390), (2, 13269195), (3, 8846130), (5, 5307678), (6, 4423065), (9, 2948710), (10, 2653839), (15, 1769226), (18, 1474355), (30, 884613), (45, 589742), (90, 294871), (149, 178110), (298, 89055), (447, 59370), (745, 35622), (894, 29685), (1341, 19790), (1490, 17811), (1979, 13410), (2235, 11874), (2682, 9895), (3958, 6705), (4470, 5937)]