6625280

素因数分解:

$2^{11}\times 5^1\times {\mathrm{647}}^1$

素因数の和:674

約数の個数: 48

約数和(自身を含む): 15921360

約数和(自身を除く): 9296080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 647, 1024, 1280, 1294, 2048, 2560, 2588, 3235, 5120, 5176, 6470, 10240, 10352, 12940, 20704, 25880, 41408, 51760, 82816, 103520, 165632, 207040, 331264, 414080, 662528, 828160, 1325056, 1656320, 3312640, 6625280]

約数ペア:

[(1, 6625280), (2, 3312640), (4, 1656320), (5, 1325056), (8, 828160), (10, 662528), (16, 414080), (20, 331264), (32, 207040), (40, 165632), (64, 103520), (80, 82816), (128, 51760), (160, 41408), (256, 25880), (320, 20704), (512, 12940), (640, 10352), (647, 10240), (1024, 6470), (1280, 5176), (1294, 5120), (2048, 3235), (2560, 2588)]