71318660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{317}}^1\times {\mathrm{1607}}^1$

素因数の和:1940

約数の個数: 48

約数和(自身を含む): 171811584

約数和(自身を除く): 100492924

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 317, 634, 1268, 1585, 1607, 2219, 3170, 3214, 4438, 6340, 6428, 8035, 8876, 11095, 11249, 16070, 22190, 22498, 32140, 44380, 44996, 56245, 112490, 224980, 509419, 1018838, 2037676, 2547095, 3565933, 5094190, 7131866, 10188380, 14263732, 17829665, 35659330, 71318660]

約数ペア:

[(1, 71318660), (2, 35659330), (4, 17829665), (5, 14263732), (7, 10188380), (10, 7131866), (14, 5094190), (20, 3565933), (28, 2547095), (35, 2037676), (70, 1018838), (140, 509419), (317, 224980), (634, 112490), (1268, 56245), (1585, 44996), (1607, 44380), (2219, 32140), (3170, 22498), (3214, 22190), (4438, 16070), (6340, 11249), (6428, 11095), (8035, 8876)]