80020850

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{409}}^1$

素因数の和:484

約数の個数: 96

約数和(自身を含む): 187904640

約数和(自身を除く): 107883790

約数列:

[1, 2, 5, 7, 10, 13, 14, 25, 26, 35, 43, 50, 65, 70, 86, 91, 130, 175, 182, 215, 301, 325, 350, 409, 430, 455, 559, 602, 650, 818, 910, 1075, 1118, 1505, 2045, 2150, 2275, 2795, 2863, 3010, 3913, 4090, 4550, 5317, 5590, 5726, 7525, 7826, 10225, 10634, 13975, 14315, 15050, 17587, 19565, 20450, 26585, 27950, 28630, 35174, 37219, 39130, 53170, 71575, 74438, 87935, 97825, 123109, 132925, 143150, 175870, 186095, 195650, 228631, 246218, 265850, 372190, 439675, 457262, 615545, 879350, 930475, 1143155, 1231090, 1600417, 1860950, 2286310, 3077725, 3200834, 5715775, 6155450, 8002085, 11431550, 16004170, 40010425, 80020850]

約数ペア:

[(1, 80020850), (2, 40010425), (5, 16004170), (7, 11431550), (10, 8002085), (13, 6155450), (14, 5715775), (25, 3200834), (26, 3077725), (35, 2286310), (43, 1860950), (50, 1600417), (65, 1231090), (70, 1143155), (86, 930475), (91, 879350), (130, 615545), (175, 457262), (182, 439675), (215, 372190), (301, 265850), (325, 246218), (350, 228631), (409, 195650), (430, 186095), (455, 175870), (559, 143150), (602, 132925), (650, 123109), (818, 97825), (910, 87935), (1075, 74438), (1118, 71575), (1505, 53170), (2045, 39130), (2150, 37219), (2275, 35174), (2795, 28630), (2863, 27950), (3010, 26585), (3913, 20450), (4090, 19565), (4550, 17587), (5317, 15050), (5590, 14315), (5726, 13975), (7525, 10634), (7826, 10225)]