1318574080

素因数分解:

$2^{11}\times 5^1\times {\mathrm{128767}}^1$

素因数の和:128794

約数の個数: 48

約数和(自身を含む): 3163829760

約数和(自身を除く): 1845255680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2048, 2560, 5120, 10240, 128767, 257534, 515068, 643835, 1030136, 1287670, 2060272, 2575340, 4120544, 5150680, 8241088, 10301360, 16482176, 20602720, 32964352, 41205440, 65928704, 82410880, 131857408, 164821760, 263714816, 329643520, 659287040, 1318574080]

約数ペア:

[(1, 1318574080), (2, 659287040), (4, 329643520), (5, 263714816), (8, 164821760), (10, 131857408), (16, 82410880), (20, 65928704), (32, 41205440), (40, 32964352), (64, 20602720), (80, 16482176), (128, 10301360), (160, 8241088), (256, 5150680), (320, 4120544), (512, 2575340), (640, 2060272), (1024, 1287670), (1280, 1030136), (2048, 643835), (2560, 515068), (5120, 257534), (10240, 128767)]