51561580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{6949}}^1$

素因数の和:7018

約数の個数: 48

約数和(自身を含む): 126100800

約数和(自身を除く): 74539220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 53, 70, 106, 140, 212, 265, 371, 530, 742, 1060, 1484, 1855, 3710, 6949, 7420, 13898, 27796, 34745, 48643, 69490, 97286, 138980, 194572, 243215, 368297, 486430, 736594, 972860, 1473188, 1841485, 2578079, 3682970, 5156158, 7365940, 10312316, 12890395, 25780790, 51561580]

約数ペア:

[(1, 51561580), (2, 25780790), (4, 12890395), (5, 10312316), (7, 7365940), (10, 5156158), (14, 3682970), (20, 2578079), (28, 1841485), (35, 1473188), (53, 972860), (70, 736594), (106, 486430), (140, 368297), (212, 243215), (265, 194572), (371, 138980), (530, 97286), (742, 69490), (1060, 48643), (1484, 34745), (1855, 27796), (3710, 13898), (6949, 7420)]