313625920

素因数分解:

$2^6\times 5^1\times {\mathrm{980081}}^1$

素因数の和:980098

約数の個数: 28

約数和(自身を含む): 746822484

約数和(自身を除く): 433196564

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 980081, 1960162, 3920324, 4900405, 7840648, 9800810, 15681296, 19601620, 31362592, 39203240, 62725184, 78406480, 156812960, 313625920]

約数ペア:

[(1, 313625920), (2, 156812960), (4, 78406480), (5, 62725184), (8, 39203240), (10, 31362592), (16, 19601620), (20, 15681296), (32, 9800810), (40, 7840648), (64, 4900405), (80, 3920324), (160, 1960162), (320, 980081)]