64719956

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{179}}^1\times {\mathrm{349}}^1$

素因数の和:576

約数の個数: 48

約数和(自身を含む): 134064000

約数和(自身を除く): 69344044

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 148, 179, 259, 349, 358, 518, 698, 716, 1036, 1253, 1396, 2443, 2506, 4886, 5012, 6623, 9772, 12913, 13246, 25826, 26492, 46361, 51652, 62471, 90391, 92722, 124942, 180782, 185444, 249884, 361564, 437297, 874594, 1749188, 2311427, 4622854, 9245708, 16179989, 32359978, 64719956]

約数ペア:

[(1, 64719956), (2, 32359978), (4, 16179989), (7, 9245708), (14, 4622854), (28, 2311427), (37, 1749188), (74, 874594), (148, 437297), (179, 361564), (259, 249884), (349, 185444), (358, 180782), (518, 124942), (698, 92722), (716, 90391), (1036, 62471), (1253, 51652), (1396, 46361), (2443, 26492), (2506, 25826), (4886, 13246), (5012, 12913), (6623, 9772)]