71600012

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{509}}^1$

素因数の和:686

約数の個数: 48

約数和(自身を含む): 143942400

約数和(自身を除く): 72342388

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 92, 139, 253, 278, 506, 509, 556, 1012, 1018, 1529, 2036, 3058, 3197, 5599, 6116, 6394, 11198, 11707, 12788, 22396, 23414, 35167, 46828, 70334, 70751, 128777, 140668, 141502, 257554, 283004, 515108, 778261, 1556522, 1627273, 3113044, 3254546, 6509092, 17900003, 35800006, 71600012]

約数ペア:

[(1, 71600012), (2, 35800006), (4, 17900003), (11, 6509092), (22, 3254546), (23, 3113044), (44, 1627273), (46, 1556522), (92, 778261), (139, 515108), (253, 283004), (278, 257554), (506, 141502), (509, 140668), (556, 128777), (1012, 70751), (1018, 70334), (1529, 46828), (2036, 35167), (3058, 23414), (3197, 22396), (5599, 12788), (6116, 11707), (6394, 11198)]