68564480

素因数分解:

$2^9\times 5^1\times {\mathrm{26783}}^1$

素因数の和:26806

約数の個数: 40

約数和(自身を含む): 164400192

約数和(自身を除く): 95835712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 26783, 53566, 107132, 133915, 214264, 267830, 428528, 535660, 857056, 1071320, 1714112, 2142640, 3428224, 4285280, 6856448, 8570560, 13712896, 17141120, 34282240, 68564480]

約数ペア:

[(1, 68564480), (2, 34282240), (4, 17141120), (5, 13712896), (8, 8570560), (10, 6856448), (16, 4285280), (20, 3428224), (32, 2142640), (40, 1714112), (64, 1071320), (80, 857056), (128, 535660), (160, 428528), (256, 267830), (320, 214264), (512, 133915), (640, 107132), (1280, 53566), (2560, 26783)]