79622725

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1129}}^1$

素因数の和:1190

約数の個数: 48

約数和(自身を含む): 125547520

約数和(自身を除く): 45924795

約数列:

[1, 5, 7, 13, 25, 31, 35, 65, 91, 155, 175, 217, 325, 403, 455, 775, 1085, 1129, 2015, 2275, 2821, 5425, 5645, 7903, 10075, 14105, 14677, 28225, 34999, 39515, 70525, 73385, 102739, 174995, 197575, 244993, 366925, 454987, 513695, 874975, 1224965, 2274935, 2568475, 3184909, 6124825, 11374675, 15924545, 79622725]

約数ペア:

[(1, 79622725), (5, 15924545), (7, 11374675), (13, 6124825), (25, 3184909), (31, 2568475), (35, 2274935), (65, 1224965), (91, 874975), (155, 513695), (175, 454987), (217, 366925), (325, 244993), (403, 197575), (455, 174995), (775, 102739), (1085, 73385), (1129, 70525), (2015, 39515), (2275, 34999), (2821, 28225), (5425, 14677), (5645, 14105), (7903, 10075)]