25481880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{70783}}^1$

素因数の和:70800

約数の個数: 48

約数和(自身を含む): 82817280

約数和(自身を除く): 57335400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 70783, 141566, 212349, 283132, 353915, 424698, 566264, 637047, 707830, 849396, 1061745, 1274094, 1415660, 1698792, 2123490, 2548188, 2831320, 3185235, 4246980, 5096376, 6370470, 8493960, 12740940, 25481880]

約数ペア:

[(1, 25481880), (2, 12740940), (3, 8493960), (4, 6370470), (5, 5096376), (6, 4246980), (8, 3185235), (9, 2831320), (10, 2548188), (12, 2123490), (15, 1698792), (18, 1415660), (20, 1274094), (24, 1061745), (30, 849396), (36, 707830), (40, 637047), (45, 566264), (60, 424698), (72, 353915), (90, 283132), (120, 212349), (180, 141566), (360, 70783)]