63214220

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{40009}}^1$

素因数の和:40097

約数の個数: 24

約数和(自身を含む): 134433600

約数和(自身を除く): 71219380

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 40009, 80018, 160036, 200045, 400090, 800180, 3160711, 6321422, 12642844, 15803555, 31607110, 63214220]

約数ペア:

[(1, 63214220), (2, 31607110), (4, 15803555), (5, 12642844), (10, 6321422), (20, 3160711), (79, 800180), (158, 400090), (316, 200045), (395, 160036), (790, 80018), (1580, 40009)]