25108480

素因数分解:

$2^{13}\times 5^1\times {\mathrm{613}}^1$

素因数の和:644

約数の個数: 56

約数和(自身を含む): 60354972

約数和(自身を除く): 35246492

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 613, 640, 1024, 1226, 1280, 2048, 2452, 2560, 3065, 4096, 4904, 5120, 6130, 8192, 9808, 10240, 12260, 19616, 20480, 24520, 39232, 40960, 49040, 78464, 98080, 156928, 196160, 313856, 392320, 627712, 784640, 1255424, 1569280, 2510848, 3138560, 5021696, 6277120, 12554240, 25108480]

約数ペア:

[(1, 25108480), (2, 12554240), (4, 6277120), (5, 5021696), (8, 3138560), (10, 2510848), (16, 1569280), (20, 1255424), (32, 784640), (40, 627712), (64, 392320), (80, 313856), (128, 196160), (160, 156928), (256, 98080), (320, 78464), (512, 49040), (613, 40960), (640, 39232), (1024, 24520), (1226, 20480), (1280, 19616), (2048, 12260), (2452, 10240), (2560, 9808), (3065, 8192), (4096, 6130), (4904, 5120)]