2565221785

素因数分解:

$5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{263}}^1\times {\mathrm{971}}^1$

素因数の和:1294

約数の個数: 48

約数和(自身を含む): 3685917312

約数和(自身を除く): 1120695527

約数列:

[1, 5, 7, 35, 41, 49, 205, 245, 263, 287, 971, 1315, 1435, 1841, 2009, 4855, 6797, 9205, 10045, 10783, 12887, 33985, 39811, 47579, 53915, 64435, 75481, 199055, 237895, 255373, 278677, 377405, 528367, 1276865, 1393385, 1787611, 1950739, 2641835, 8938055, 9753695, 10470293, 12513277, 52351465, 62566385, 73292051, 366460255, 513044357, 2565221785]

約数ペア:

[(1, 2565221785), (5, 513044357), (7, 366460255), (35, 73292051), (41, 62566385), (49, 52351465), (205, 12513277), (245, 10470293), (263, 9753695), (287, 8938055), (971, 2641835), (1315, 1950739), (1435, 1787611), (1841, 1393385), (2009, 1276865), (4855, 528367), (6797, 377405), (9205, 278677), (10045, 255373), (10783, 237895), (12887, 199055), (33985, 75481), (39811, 64435), (47579, 53915)]