80368936

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{2657}}^1$

素因数の和:2881

約数の個数: 32

約数和(自身を含む): 159480000

約数和(自身を除く): 79111064

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 199, 398, 796, 1592, 2657, 3781, 5314, 7562, 10628, 15124, 21256, 30248, 50483, 100966, 201932, 403864, 528743, 1057486, 2114972, 4229944, 10046117, 20092234, 40184468, 80368936]

約数ペア:

[(1, 80368936), (2, 40184468), (4, 20092234), (8, 10046117), (19, 4229944), (38, 2114972), (76, 1057486), (152, 528743), (199, 403864), (398, 201932), (796, 100966), (1592, 50483), (2657, 30248), (3781, 21256), (5314, 15124), (7562, 10628)]