77777210

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{9337}}^1$

素因数の和:9375

約数の個数: 48

約数和(自身を含む): 172454184

約数和(自身を除く): 94676974

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 49, 70, 85, 98, 119, 170, 238, 245, 490, 595, 833, 1190, 1666, 4165, 8330, 9337, 18674, 46685, 65359, 93370, 130718, 158729, 317458, 326795, 457513, 653590, 793645, 915026, 1111103, 1587290, 2222206, 2287565, 4575130, 5555515, 7777721, 11111030, 15555442, 38888605, 77777210]

約数ペア:

[(1, 77777210), (2, 38888605), (5, 15555442), (7, 11111030), (10, 7777721), (14, 5555515), (17, 4575130), (34, 2287565), (35, 2222206), (49, 1587290), (70, 1111103), (85, 915026), (98, 793645), (119, 653590), (170, 457513), (238, 326795), (245, 317458), (490, 158729), (595, 130718), (833, 93370), (1190, 65359), (1666, 46685), (4165, 18674), (8330, 9337)]