77794760

素因数分解:

$2^3\times 5^1\times {\mathrm{1361}}^1\times {\mathrm{1429}}^1$

素因数の和:2801

約数の個数: 32

約数和(自身を含む): 175289400

約数和(自身を除く): 97494640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1361, 1429, 2722, 2858, 5444, 5716, 6805, 7145, 10888, 11432, 13610, 14290, 27220, 28580, 54440, 57160, 1944869, 3889738, 7779476, 9724345, 15558952, 19448690, 38897380, 77794760]

約数ペア:

[(1, 77794760), (2, 38897380), (4, 19448690), (5, 15558952), (8, 9724345), (10, 7779476), (20, 3889738), (40, 1944869), (1361, 57160), (1429, 54440), (2722, 28580), (2858, 27220), (5444, 14290), (5716, 13610), (6805, 11432), (7145, 10888)]