79866560

素因数分解:

$2^6\times 5^1\times {\mathrm{249583}}^1$

素因数の和:249600

約数の個数: 28

約数和(自身を含む): 190183008

約数和(自身を除く): 110316448

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 249583, 499166, 998332, 1247915, 1996664, 2495830, 3993328, 4991660, 7986656, 9983320, 15973312, 19966640, 39933280, 79866560]

約数ペア:

[(1, 79866560), (2, 39933280), (4, 19966640), (5, 15973312), (8, 9983320), (10, 7986656), (16, 4991660), (20, 3993328), (32, 2495830), (40, 1996664), (64, 1247915), (80, 998332), (160, 499166), (320, 249583)]