200809131260

素因数分解:

$2^2\times 5^1\times {\mathrm{193}}^1\times {\mathrm{12569}}^1\times {\mathrm{4139}}^1$

素因数の和:16910

約数の個数: 48

約数和(自身を含む): 424020290400

約数和(自身を除く): 223211159140

約数列:

[1, 2, 4, 5, 10, 20, 193, 386, 772, 965, 1930, 3860, 4139, 8278, 12569, 16556, 20695, 25138, 41390, 50276, 62845, 82780, 125690, 251380, 798827, 1597654, 2425817, 3195308, 3994135, 4851634, 7988270, 9703268, 12129085, 15976540, 24258170, 48516340, 52023091, 104046182, 208092364, 260115455, 520230910, 1040461820, 10040456563, 20080913126, 40161826252, 50202282815, 100404565630, 200809131260]

約数ペア:

[(1, 200809131260), (2, 100404565630), (4, 50202282815), (5, 40161826252), (10, 20080913126), (20, 10040456563), (193, 1040461820), (386, 520230910), (772, 260115455), (965, 208092364), (1930, 104046182), (3860, 52023091), (4139, 48516340), (8278, 24258170), (12569, 15976540), (16556, 12129085), (20695, 9703268), (25138, 7988270), (41390, 4851634), (50276, 3994135), (62845, 3195308), (82780, 2425817), (125690, 1597654), (251380, 798827)]