64896910

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{9419}}^1$

素因数の和:9492

約数の個数: 32

約数和(自身を含む): 128187360

約数和(自身を除く): 63290450

約数列:

[1, 2, 5, 10, 13, 26, 53, 65, 106, 130, 265, 530, 689, 1378, 3445, 6890, 9419, 18838, 47095, 94190, 122447, 244894, 499207, 612235, 998414, 1224470, 2496035, 4992070, 6489691, 12979382, 32448455, 64896910]

約数ペア:

[(1, 64896910), (2, 32448455), (5, 12979382), (10, 6489691), (13, 4992070), (26, 2496035), (53, 1224470), (65, 998414), (106, 612235), (130, 499207), (265, 244894), (530, 122447), (689, 94190), (1378, 47095), (3445, 18838), (6890, 9419)]