71390800

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{13729}}^1$

素因数の和:13760

約数の個数: 60

約数和(自身を含む): 184723420

約数和(自身を除く): 113332620

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 130, 200, 208, 260, 325, 400, 520, 650, 1040, 1300, 2600, 5200, 13729, 27458, 54916, 68645, 109832, 137290, 178477, 219664, 274580, 343225, 356954, 549160, 686450, 713908, 892385, 1098320, 1372900, 1427816, 1784770, 2745800, 2855632, 3569540, 4461925, 5491600, 7139080, 8923850, 14278160, 17847700, 35695400, 71390800]

約数ペア:

[(1, 71390800), (2, 35695400), (4, 17847700), (5, 14278160), (8, 8923850), (10, 7139080), (13, 5491600), (16, 4461925), (20, 3569540), (25, 2855632), (26, 2745800), (40, 1784770), (50, 1427816), (52, 1372900), (65, 1098320), (80, 892385), (100, 713908), (104, 686450), (130, 549160), (200, 356954), (208, 343225), (260, 274580), (325, 219664), (400, 178477), (520, 137290), (650, 109832), (1040, 68645), (1300, 54916), (2600, 27458), (5200, 13729)]