79904960

素因数分解:

$2^6\times 5^1\times {\mathrm{249703}}^1$

素因数の和:249720

約数の個数: 28

約数和(自身を含む): 190274448

約数和(自身を除く): 110369488

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 249703, 499406, 998812, 1248515, 1997624, 2497030, 3995248, 4994060, 7990496, 9988120, 15980992, 19976240, 39952480, 79904960]

約数ペア:

[(1, 79904960), (2, 39952480), (4, 19976240), (5, 15980992), (8, 9988120), (10, 7990496), (16, 4994060), (20, 3995248), (32, 2497030), (40, 1997624), (64, 1248515), (80, 998812), (160, 499406), (320, 249703)]