618330350

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{9949}}^1$

素因数の和:10085

約数の個数: 48

約数和(自身を含む): 1265878800

約数和(自身を除く): 647548450

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 113, 226, 275, 550, 565, 1130, 1243, 2486, 2825, 5650, 6215, 9949, 12430, 19898, 31075, 49745, 62150, 99490, 109439, 218878, 248725, 497450, 547195, 1094390, 1124237, 2248474, 2735975, 5471950, 5621185, 11242370, 12366607, 24733214, 28105925, 56211850, 61833035, 123666070, 309165175, 618330350]

約数ペア:

[(1, 618330350), (2, 309165175), (5, 123666070), (10, 61833035), (11, 56211850), (22, 28105925), (25, 24733214), (50, 12366607), (55, 11242370), (110, 5621185), (113, 5471950), (226, 2735975), (275, 2248474), (550, 1124237), (565, 1094390), (1130, 547195), (1243, 497450), (2486, 248725), (2825, 218878), (5650, 109439), (6215, 99490), (9949, 62150), (12430, 49745), (19898, 31075)]