71338976440

素因数分解:

$2^3\times 5^1\times {\mathrm{509}}^1\times {\mathrm{1229}}^1\times {\mathrm{2851}}^1$

素因数の和:4600

約数の個数: 64

約数和(自身を含む): 161015364000

約数和(自身を除く): 89676387560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 509, 1018, 1229, 2036, 2458, 2545, 2851, 4072, 4916, 5090, 5702, 6145, 9832, 10180, 11404, 12290, 14255, 20360, 22808, 24580, 28510, 49160, 57020, 114040, 625561, 1251122, 1451159, 2502244, 2902318, 3127805, 3503879, 5004488, 5804636, 6255610, 7007758, 7255795, 11609272, 12511220, 14015516, 14511590, 17519395, 25022440, 28031032, 29023180, 35038790, 58046360, 70077580, 140155160, 1783474411, 3566948822, 7133897644, 8917372055, 14267795288, 17834744110, 35669488220, 71338976440]

約数ペア:

[(1, 71338976440), (2, 35669488220), (4, 17834744110), (5, 14267795288), (8, 8917372055), (10, 7133897644), (20, 3566948822), (40, 1783474411), (509, 140155160), (1018, 70077580), (1229, 58046360), (2036, 35038790), (2458, 29023180), (2545, 28031032), (2851, 25022440), (4072, 17519395), (4916, 14511590), (5090, 14015516), (5702, 12511220), (6145, 11609272), (9832, 7255795), (10180, 7007758), (11404, 6255610), (12290, 5804636), (14255, 5004488), (20360, 3503879), (22808, 3127805), (24580, 2902318), (28510, 2502244), (49160, 1451159), (57020, 1251122), (114040, 625561)]