2661330256

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{272231}}^1$

素因数の和:272299

約数の個数: 40

約数和(自身を含む): 5671137024

約数和(自身を除く): 3009806768

約数列:

[1, 2, 4, 8, 13, 16, 26, 47, 52, 94, 104, 188, 208, 376, 611, 752, 1222, 2444, 4888, 9776, 272231, 544462, 1088924, 2177848, 3539003, 4355696, 7078006, 12794857, 14156012, 25589714, 28312024, 51179428, 56624048, 102358856, 166333141, 204717712, 332666282, 665332564, 1330665128, 2661330256]

約数ペア:

[(1, 2661330256), (2, 1330665128), (4, 665332564), (8, 332666282), (13, 204717712), (16, 166333141), (26, 102358856), (47, 56624048), (52, 51179428), (94, 28312024), (104, 25589714), (188, 14156012), (208, 12794857), (376, 7078006), (611, 4355696), (752, 3539003), (1222, 2177848), (2444, 1088924), (4888, 544462), (9776, 272231)]