79880480

素因数分解:

$2^5\times 5^1\times {\mathrm{499253}}^1$

素因数の和:499268

約数の個数: 24

約数和(自身を含む): 188718012

約数和(自身を除く): 108837532

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 499253, 998506, 1997012, 2496265, 3994024, 4992530, 7988048, 9985060, 15976096, 19970120, 39940240, 79880480]

約数ペア:

[(1, 79880480), (2, 39940240), (4, 19970120), (5, 15976096), (8, 9985060), (10, 7988048), (16, 4992530), (20, 3994024), (32, 2496265), (40, 1997012), (80, 998506), (160, 499253)]