71249750

素因数分解:

$2^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1993}}^1$

素因数の和:2034

約数の個数: 64

約数和(自身を含む): 156776256

約数和(自身を除く): 85526506

約数列:

[1, 2, 5, 10, 11, 13, 22, 25, 26, 50, 55, 65, 110, 125, 130, 143, 250, 275, 286, 325, 550, 650, 715, 1375, 1430, 1625, 1993, 2750, 3250, 3575, 3986, 7150, 9965, 17875, 19930, 21923, 25909, 35750, 43846, 49825, 51818, 99650, 109615, 129545, 219230, 249125, 259090, 284999, 498250, 548075, 569998, 647725, 1096150, 1295450, 1424995, 2740375, 2849990, 3238625, 5480750, 6477250, 7124975, 14249950, 35624875, 71249750]

約数ペア:

[(1, 71249750), (2, 35624875), (5, 14249950), (10, 7124975), (11, 6477250), (13, 5480750), (22, 3238625), (25, 2849990), (26, 2740375), (50, 1424995), (55, 1295450), (65, 1096150), (110, 647725), (125, 569998), (130, 548075), (143, 498250), (250, 284999), (275, 259090), (286, 249125), (325, 219230), (550, 129545), (650, 109615), (715, 99650), (1375, 51818), (1430, 49825), (1625, 43846), (1993, 35750), (2750, 25909), (3250, 21923), (3575, 19930), (3986, 17875), (7150, 9965)]