172437265

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{263}}^1$

素因数の和:430

約数の個数: 64

約数和(自身を含む): 281014272

約数和(自身を除く): 108577007

約数列:

[1, 5, 7, 11, 13, 35, 55, 65, 77, 91, 131, 143, 263, 385, 455, 655, 715, 917, 1001, 1315, 1441, 1703, 1841, 2893, 3419, 4585, 5005, 7205, 8515, 9205, 10087, 11921, 14465, 17095, 18733, 20251, 23933, 34453, 37609, 50435, 59605, 93665, 101255, 119665, 131131, 172265, 188045, 241171, 263263, 378983, 447889, 655655, 1205855, 1316315, 1894915, 2239445, 2652881, 3135223, 4926779, 13264405, 15676115, 24633895, 34487453, 172437265]

約数ペア:

[(1, 172437265), (5, 34487453), (7, 24633895), (11, 15676115), (13, 13264405), (35, 4926779), (55, 3135223), (65, 2652881), (77, 2239445), (91, 1894915), (131, 1316315), (143, 1205855), (263, 655655), (385, 447889), (455, 378983), (655, 263263), (715, 241171), (917, 188045), (1001, 172265), (1315, 131131), (1441, 119665), (1703, 101255), (1841, 93665), (2893, 59605), (3419, 50435), (4585, 37609), (5005, 34453), (7205, 23933), (8515, 20251), (9205, 18733), (10087, 17095), (11921, 14465)]