64627220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{4759}}^1$

素因数の和:4872

約数の個数: 48

約数和(自身を含む): 156737280

約数和(自身を除く): 92110060

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, 4759, 6790, 9518, 13580, 19036, 23795, 33313, 47590, 66626, 95180, 133252, 166565, 333130, 461623, 666260, 923246, 1846492, 2308115, 3231361, 4616230, 6462722, 9232460, 12925444, 16156805, 32313610, 64627220]

約数ペア:

[(1, 64627220), (2, 32313610), (4, 16156805), (5, 12925444), (7, 9232460), (10, 6462722), (14, 4616230), (20, 3231361), (28, 2308115), (35, 1846492), (70, 923246), (97, 666260), (140, 461623), (194, 333130), (388, 166565), (485, 133252), (679, 95180), (970, 66626), (1358, 47590), (1940, 33313), (2716, 23795), (3395, 19036), (4759, 13580), (6790, 9518)]