2008586975

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{839}}^1$

素因数の和:1040

約数の個数: 48

約数和(自身を含む): 2722325760

約数和(自身を除く): 713738785

約数列:

[1, 5, 17, 25, 43, 85, 131, 215, 425, 655, 731, 839, 1075, 2227, 3275, 3655, 4195, 5633, 11135, 14263, 18275, 20975, 28165, 36077, 55675, 71315, 95761, 109909, 140825, 180385, 356575, 478805, 549545, 613309, 901925, 1868453, 2394025, 2747725, 3066545, 4726087, 9342265, 15332725, 23630435, 46711325, 80343479, 118152175, 401717395, 2008586975]

約数ペア:

[(1, 2008586975), (5, 401717395), (17, 118152175), (25, 80343479), (43, 46711325), (85, 23630435), (131, 15332725), (215, 9342265), (425, 4726087), (655, 3066545), (731, 2747725), (839, 2394025), (1075, 1868453), (2227, 901925), (3275, 613309), (3655, 549545), (4195, 478805), (5633, 356575), (11135, 180385), (14263, 140825), (18275, 109909), (20975, 95761), (28165, 71315), (36077, 55675)]