12902169975

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{211}}^1\times {\mathrm{241}}^1$

素因数の和:681

約数の個数: 96

約数和(自身を含む): 22902105600

約数和(自身を除く): 9999935625

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 199, 211, 241, 255, 425, 597, 633, 723, 995, 1055, 1205, 1275, 2985, 3165, 3383, 3587, 3615, 4097, 4975, 5275, 6025, 10149, 10761, 12291, 14925, 15825, 16915, 17935, 18075, 20485, 41989, 47959, 50745, 50851, 53805, 61455, 84575, 89675, 102425, 125967, 143877, 152553, 209945, 239795, 253725, 254255, 269025, 307275, 629835, 713813, 719385, 762765, 815303, 864467, 1049725, 1198975, 1271275, 2141439, 2445909, 2593401, 3149175, 3569065, 3596925, 3813825, 4076515, 4322335, 10119349, 10707195, 12229545, 12967005, 17845325, 20382575, 21611675, 30358047, 50596745, 53535975, 61147725, 64835025, 151790235, 172028933, 252983725, 516086799, 758951175, 860144665, 2580433995, 4300723325, 12902169975]

約数ペア:

[(1, 12902169975), (3, 4300723325), (5, 2580433995), (15, 860144665), (17, 758951175), (25, 516086799), (51, 252983725), (75, 172028933), (85, 151790235), (199, 64835025), (211, 61147725), (241, 53535975), (255, 50596745), (425, 30358047), (597, 21611675), (633, 20382575), (723, 17845325), (995, 12967005), (1055, 12229545), (1205, 10707195), (1275, 10119349), (2985, 4322335), (3165, 4076515), (3383, 3813825), (3587, 3596925), (3615, 3569065), (4097, 3149175), (4975, 2593401), (5275, 2445909), (6025, 2141439), (10149, 1271275), (10761, 1198975), (12291, 1049725), (14925, 864467), (15825, 815303), (16915, 762765), (17935, 719385), (18075, 713813), (20485, 629835), (41989, 307275), (47959, 269025), (50745, 254255), (50851, 253725), (53805, 239795), (61455, 209945), (84575, 152553), (89675, 143877), (102425, 125967)]