220160885

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{251}}^1\times {\mathrm{1319}}^1$

素因数の和:1601

約数の個数: 32

約数和(自身を含む): 319334400

約数和(自身を除く): 99173515

約数列:

[1, 5, 7, 19, 35, 95, 133, 251, 665, 1255, 1319, 1757, 4769, 6595, 8785, 9233, 23845, 25061, 33383, 46165, 125305, 166915, 175427, 331069, 877135, 1655345, 2317483, 6290311, 11587415, 31451555, 44032177, 220160885]

約数ペア:

[(1, 220160885), (5, 44032177), (7, 31451555), (19, 11587415), (35, 6290311), (95, 2317483), (133, 1655345), (251, 877135), (665, 331069), (1255, 175427), (1319, 166915), (1757, 125305), (4769, 46165), (6595, 33383), (8785, 25061), (9233, 23845)]