51503980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{193}}^1\times {\mathrm{1213}}^1$

素因数の和:1426

約数の個数: 48

約数和(自身を含む): 118700064

約数和(自身を除く): 67196084

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 193, 220, 386, 772, 965, 1213, 1930, 2123, 2426, 3860, 4246, 4852, 6065, 8492, 10615, 12130, 13343, 21230, 24260, 26686, 42460, 53372, 66715, 133430, 234109, 266860, 468218, 936436, 1170545, 2341090, 2575199, 4682180, 5150398, 10300796, 12875995, 25751990, 51503980]

約数ペア:

[(1, 51503980), (2, 25751990), (4, 12875995), (5, 10300796), (10, 5150398), (11, 4682180), (20, 2575199), (22, 2341090), (44, 1170545), (55, 936436), (110, 468218), (193, 266860), (220, 234109), (386, 133430), (772, 66715), (965, 53372), (1213, 42460), (1930, 26686), (2123, 24260), (2426, 21230), (3860, 13343), (4246, 12130), (4852, 10615), (6065, 8492)]