261930650

素因数分解:

$2^1\times 5^2\times {\mathrm{107}}^1\times {\mathrm{173}}^1\times {\mathrm{283}}^1$

素因数の和:575

約数の個数: 48

約数和(自身を含む): 496334304

約数和(自身を除く): 234403654

約数列:

[1, 2, 5, 10, 25, 50, 107, 173, 214, 283, 346, 535, 566, 865, 1070, 1415, 1730, 2675, 2830, 4325, 5350, 7075, 8650, 14150, 18511, 30281, 37022, 48959, 60562, 92555, 97918, 151405, 185110, 244795, 302810, 462775, 489590, 757025, 925550, 1223975, 1514050, 2447950, 5238613, 10477226, 26193065, 52386130, 130965325, 261930650]

約数ペア:

[(1, 261930650), (2, 130965325), (5, 52386130), (10, 26193065), (25, 10477226), (50, 5238613), (107, 2447950), (173, 1514050), (214, 1223975), (283, 925550), (346, 757025), (535, 489590), (566, 462775), (865, 302810), (1070, 244795), (1415, 185110), (1730, 151405), (2675, 97918), (2830, 92555), (4325, 60562), (5350, 48959), (7075, 37022), (8650, 30281), (14150, 18511)]