205655401220

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{3391}}^1\times {\mathrm{49711}}^1$

素因数の和:53172

約数の個数: 48

約数和(自身を含む): 439094562816

約数和(自身を除く): 233439161596

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 3391, 6782, 13564, 16955, 33910, 49711, 67820, 99422, 198844, 206851, 248555, 413702, 497110, 827404, 994220, 1034255, 2068510, 3032371, 4137020, 6064742, 12129484, 15161855, 30323710, 60647420, 168570001, 337140002, 674280004, 842850005, 1685700010, 3371400020, 10282770061, 20565540122, 41131080244, 51413850305, 102827700610, 205655401220]

約数ペア:

[(1, 205655401220), (2, 102827700610), (4, 51413850305), (5, 41131080244), (10, 20565540122), (20, 10282770061), (61, 3371400020), (122, 1685700010), (244, 842850005), (305, 674280004), (610, 337140002), (1220, 168570001), (3391, 60647420), (6782, 30323710), (13564, 15161855), (16955, 12129484), (33910, 6064742), (49711, 4137020), (67820, 3032371), (99422, 2068510), (198844, 1034255), (206851, 994220), (248555, 827404), (413702, 497110)]