207597820

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{151}}^1\times {\mathrm{1297}}^1$

素因数の和:1510

約数の個数: 48

約数和(自身を含む): 447467328

約数和(自身を除く): 239869508

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 151, 212, 265, 302, 530, 604, 755, 1060, 1297, 1510, 2594, 3020, 5188, 6485, 8003, 12970, 16006, 25940, 32012, 40015, 68741, 80030, 137482, 160060, 195847, 274964, 343705, 391694, 687410, 783388, 979235, 1374820, 1958470, 3916940, 10379891, 20759782, 41519564, 51899455, 103798910, 207597820]

約数ペア:

[(1, 207597820), (2, 103798910), (4, 51899455), (5, 41519564), (10, 20759782), (20, 10379891), (53, 3916940), (106, 1958470), (151, 1374820), (212, 979235), (265, 783388), (302, 687410), (530, 391694), (604, 343705), (755, 274964), (1060, 195847), (1297, 160060), (1510, 137482), (2594, 80030), (3020, 68741), (5188, 40015), (6485, 32012), (8003, 25940), (12970, 16006)]