90442820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{3251}}^1$

素因数の和:3380

約数の個数: 48

約数和(自身を含む): 206515008

約数和(自身を除く): 116072188

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 107, 130, 214, 260, 428, 535, 1070, 1391, 2140, 2782, 3251, 5564, 6502, 6955, 13004, 13910, 16255, 27820, 32510, 42263, 65020, 84526, 169052, 211315, 347857, 422630, 695714, 845260, 1391428, 1739285, 3478570, 4522141, 6957140, 9044282, 18088564, 22610705, 45221410, 90442820]

約数ペア:

[(1, 90442820), (2, 45221410), (4, 22610705), (5, 18088564), (10, 9044282), (13, 6957140), (20, 4522141), (26, 3478570), (52, 1739285), (65, 1391428), (107, 845260), (130, 695714), (214, 422630), (260, 347857), (428, 211315), (535, 169052), (1070, 84526), (1391, 65020), (2140, 42263), (2782, 32510), (3251, 27820), (5564, 16255), (6502, 13910), (6955, 13004)]