425840653660

素因数分解:

$2^2\times 5^1\times {\mathrm{1277}}^1\times {\mathrm{1319}}^1\times {\mathrm{12641}}^1$

素因数の和:15246

約数の個数: 48

約数和(自身を含む): 895715029440

約数和(自身を除く): 469874375780

約数列:

[1, 2, 4, 5, 10, 20, 1277, 1319, 2554, 2638, 5108, 5276, 6385, 6595, 12641, 12770, 13190, 25282, 25540, 26380, 50564, 63205, 126410, 252820, 1684363, 3368726, 6737452, 8421815, 16142557, 16673479, 16843630, 32285114, 33346958, 33687260, 64570228, 66693916, 80712785, 83367395, 161425570, 166734790, 322851140, 333469580, 21292032683, 42584065366, 85168130732, 106460163415, 212920326830, 425840653660]

約数ペア:

[(1, 425840653660), (2, 212920326830), (4, 106460163415), (5, 85168130732), (10, 42584065366), (20, 21292032683), (1277, 333469580), (1319, 322851140), (2554, 166734790), (2638, 161425570), (5108, 83367395), (5276, 80712785), (6385, 66693916), (6595, 64570228), (12641, 33687260), (12770, 33346958), (13190, 32285114), (25282, 16843630), (25540, 16673479), (26380, 16142557), (50564, 8421815), (63205, 6737452), (126410, 3368726), (252820, 1684363)]