129756160

素因数分解:

$2^{10}\times 5^1\times {\mathrm{25343}}^1$

素因数の和:25368

約数の個数: 44

約数和(自身を含む): 311275008

約数和(自身を除く): 181518848

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2560, 5120, 25343, 50686, 101372, 126715, 202744, 253430, 405488, 506860, 810976, 1013720, 1621952, 2027440, 3243904, 4054880, 6487808, 8109760, 12975616, 16219520, 25951232, 32439040, 64878080, 129756160]

約数ペア:

[(1, 129756160), (2, 64878080), (4, 32439040), (5, 25951232), (8, 16219520), (10, 12975616), (16, 8109760), (20, 6487808), (32, 4054880), (40, 3243904), (64, 2027440), (80, 1621952), (128, 1013720), (160, 810976), (256, 506860), (320, 405488), (512, 253430), (640, 202744), (1024, 126715), (1280, 101372), (2560, 50686), (5120, 25343)]