245802560

素因数分解:

$2^6\times 5^1\times {\mathrm{768133}}^1$

素因数の和:768150

約数の個数: 28

約数和(自身を含む): 585318108

約数和(自身を除く): 339515548

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 768133, 1536266, 3072532, 3840665, 6145064, 7681330, 12290128, 15362660, 24580256, 30725320, 49160512, 61450640, 122901280, 245802560]

約数ペア:

[(1, 245802560), (2, 122901280), (4, 61450640), (5, 49160512), (8, 30725320), (10, 24580256), (16, 15362660), (20, 12290128), (32, 7681330), (40, 6145064), (64, 3840665), (80, 3072532), (160, 1536266), (320, 768133)]