2556548488

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{571679}}^1$

素因数の和:571741

約数の個数: 32

約数和(自身を含む): 5282323200

約数和(自身を除く): 2725774712

約数列:

[1, 2, 4, 8, 13, 26, 43, 52, 86, 104, 172, 344, 559, 1118, 2236, 4472, 571679, 1143358, 2286716, 4573432, 7431827, 14863654, 24582197, 29727308, 49164394, 59454616, 98328788, 196657576, 319568561, 639137122, 1278274244, 2556548488]

約数ペア:

[(1, 2556548488), (2, 1278274244), (4, 639137122), (8, 319568561), (13, 196657576), (26, 98328788), (43, 59454616), (52, 49164394), (86, 29727308), (104, 24582197), (172, 14863654), (344, 7431827), (559, 4573432), (1118, 2286716), (2236, 1143358), (4472, 571679)]