157197425

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{643}}^1$

素因数の和:798

約数の個数: 48

約数和(自身を含む): 245317632

約数和(自身を除く): 88120207

約数列:

[1, 5, 7, 11, 25, 35, 55, 77, 127, 175, 275, 385, 635, 643, 889, 1397, 1925, 3175, 3215, 4445, 4501, 6985, 7073, 9779, 16075, 22225, 22505, 34925, 35365, 48895, 49511, 81661, 112525, 176825, 244475, 247555, 408305, 571627, 898271, 1237775, 2041525, 2858135, 4491355, 6287897, 14290675, 22456775, 31439485, 157197425]

約数ペア:

[(1, 157197425), (5, 31439485), (7, 22456775), (11, 14290675), (25, 6287897), (35, 4491355), (55, 2858135), (77, 2041525), (127, 1237775), (175, 898271), (275, 571627), (385, 408305), (635, 247555), (643, 244475), (889, 176825), (1397, 112525), (1925, 81661), (3175, 49511), (3215, 48895), (4445, 35365), (4501, 34925), (6985, 22505), (7073, 22225), (9779, 16075)]