66962980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{4931}}^1$

素因数の和:5044

約数の個数: 48

約数和(自身を含む): 162400896

約数和(自身を除く): 95437916

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 97, 140, 194, 388, 485, 679, 970, 1358, 1940, 2716, 3395, 4931, 6790, 9862, 13580, 19724, 24655, 34517, 49310, 69034, 98620, 138068, 172585, 345170, 478307, 690340, 956614, 1913228, 2391535, 3348149, 4783070, 6696298, 9566140, 13392596, 16740745, 33481490, 66962980]

約数ペア:

[(1, 66962980), (2, 33481490), (4, 16740745), (5, 13392596), (7, 9566140), (10, 6696298), (14, 4783070), (20, 3348149), (28, 2391535), (35, 1913228), (70, 956614), (97, 690340), (140, 478307), (194, 345170), (388, 172585), (485, 138068), (679, 98620), (970, 69034), (1358, 49310), (1940, 34517), (2716, 24655), (3395, 19724), (4931, 13580), (6790, 9862)]