78829040

素因数分解:

$2^4\times 5^1\times {\mathrm{107}}^1\times {\mathrm{9209}}^1$

素因数の和:9329

約数の個数: 40

約数和(自身を含む): 185010480

約数和(自身を除く): 106181440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 107, 214, 428, 535, 856, 1070, 1712, 2140, 4280, 8560, 9209, 18418, 36836, 46045, 73672, 92090, 147344, 184180, 368360, 736720, 985363, 1970726, 3941452, 4926815, 7882904, 9853630, 15765808, 19707260, 39414520, 78829040]

約数ペア:

[(1, 78829040), (2, 39414520), (4, 19707260), (5, 15765808), (8, 9853630), (10, 7882904), (16, 4926815), (20, 3941452), (40, 1970726), (80, 985363), (107, 736720), (214, 368360), (428, 184180), (535, 147344), (856, 92090), (1070, 73672), (1712, 46045), (2140, 36836), (4280, 18418), (8560, 9209)]