259490080

素因数分解:

$2^5\times 5^1\times {\mathrm{1013}}^1\times {\mathrm{1601}}^1$

素因数の和:2629

約数の個数: 48

約数和(自身を含む): 614033784

約数和(自身を除く): 354543704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1013, 1601, 2026, 3202, 4052, 5065, 6404, 8005, 8104, 10130, 12808, 16010, 16208, 20260, 25616, 32020, 32416, 40520, 51232, 64040, 81040, 128080, 162080, 256160, 1621813, 3243626, 6487252, 8109065, 12974504, 16218130, 25949008, 32436260, 51898016, 64872520, 129745040, 259490080]

約数ペア:

[(1, 259490080), (2, 129745040), (4, 64872520), (5, 51898016), (8, 32436260), (10, 25949008), (16, 16218130), (20, 12974504), (32, 8109065), (40, 6487252), (80, 3243626), (160, 1621813), (1013, 256160), (1601, 162080), (2026, 128080), (3202, 81040), (4052, 64040), (5065, 51232), (6404, 40520), (8005, 32416), (8104, 32020), (10130, 25616), (12808, 20260), (16010, 16208)]