53821660

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{311}}^1\times {\mathrm{509}}^1$

素因数の和:846

約数の個数: 48

約数和(自身を含む): 120294720

約数和(自身を除く): 66473060

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 311, 340, 509, 622, 1018, 1244, 1555, 2036, 2545, 3110, 5090, 5287, 6220, 8653, 10180, 10574, 17306, 21148, 26435, 34612, 43265, 52870, 86530, 105740, 158299, 173060, 316598, 633196, 791495, 1582990, 2691083, 3165980, 5382166, 10764332, 13455415, 26910830, 53821660]

約数ペア:

[(1, 53821660), (2, 26910830), (4, 13455415), (5, 10764332), (10, 5382166), (17, 3165980), (20, 2691083), (34, 1582990), (68, 791495), (85, 633196), (170, 316598), (311, 173060), (340, 158299), (509, 105740), (622, 86530), (1018, 52870), (1244, 43265), (1555, 34612), (2036, 26435), (2545, 21148), (3110, 17306), (5090, 10574), (5287, 10180), (6220, 8653)]