31680271870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{986617}}^1$

素因数の和:986669

約数の個数: 48

約数和(自身を含む): 64998393840

約数和(自身を除く): 33318121970

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 169, 190, 247, 338, 494, 845, 1235, 1690, 2470, 3211, 6422, 16055, 32110, 986617, 1973234, 4933085, 9866170, 12826021, 18745723, 25652042, 37491446, 64130105, 93728615, 128260210, 166738273, 187457230, 243694399, 333476546, 487388798, 833691365, 1218471995, 1667382730, 2436943990, 3168027187, 6336054374, 15840135935, 31680271870]

約数ペア:

[(1, 31680271870), (2, 15840135935), (5, 6336054374), (10, 3168027187), (13, 2436943990), (19, 1667382730), (26, 1218471995), (38, 833691365), (65, 487388798), (95, 333476546), (130, 243694399), (169, 187457230), (190, 166738273), (247, 128260210), (338, 93728615), (494, 64130105), (845, 37491446), (1235, 25652042), (1690, 18745723), (2470, 12826021), (3211, 9866170), (6422, 4933085), (16055, 1973234), (32110, 986617)]