31301120

素因数分解:

$2^9\times 5^1\times {\mathrm{12227}}^1$

素因数の和:12250

約数の個数: 40

約数和(自身を含む): 75055464

約数和(自身を除く): 43754344

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 12227, 24454, 48908, 61135, 97816, 122270, 195632, 244540, 391264, 489080, 782528, 978160, 1565056, 1956320, 3130112, 3912640, 6260224, 7825280, 15650560, 31301120]

約数ペア:

[(1, 31301120), (2, 15650560), (4, 7825280), (5, 6260224), (8, 3912640), (10, 3130112), (16, 1956320), (20, 1565056), (32, 978160), (40, 782528), (64, 489080), (80, 391264), (128, 244540), (160, 195632), (256, 122270), (320, 97816), (512, 61135), (640, 48908), (1280, 24454), (2560, 12227)]