91482020

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{277}}^1\times {\mathrm{337}}^1$

素因数の和:637

約数の個数: 72

約数和(自身を含む): 224949816

約数和(自身を除く): 133467796

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 277, 337, 490, 554, 674, 980, 1108, 1348, 1385, 1685, 1939, 2359, 2770, 3370, 3878, 4718, 5540, 6740, 7756, 9436, 9695, 11795, 13573, 16513, 19390, 23590, 27146, 33026, 38780, 47180, 54292, 66052, 67865, 82565, 93349, 135730, 165130, 186698, 271460, 330260, 373396, 466745, 653443, 933490, 1306886, 1866980, 2613772, 3267215, 4574101, 6534430, 9148202, 13068860, 18296404, 22870505, 45741010, 91482020]

約数ペア:

[(1, 91482020), (2, 45741010), (4, 22870505), (5, 18296404), (7, 13068860), (10, 9148202), (14, 6534430), (20, 4574101), (28, 3267215), (35, 2613772), (49, 1866980), (70, 1306886), (98, 933490), (140, 653443), (196, 466745), (245, 373396), (277, 330260), (337, 271460), (490, 186698), (554, 165130), (674, 135730), (980, 93349), (1108, 82565), (1348, 67865), (1385, 66052), (1685, 54292), (1939, 47180), (2359, 38780), (2770, 33026), (3370, 27146), (3878, 23590), (4718, 19390), (5540, 16513), (6740, 13573), (7756, 11795), (9436, 9695)]