79999575

素因数分解:

$3^1\times 5^2\times {\mathrm{59}}^1\times {\mathrm{101}}^1\times {\mathrm{179}}^1$

素因数の和:352

約数の個数: 48

約数和(自身を含む): 136598400

約数和(自身を除く): 56598825

約数列:

[1, 3, 5, 15, 25, 59, 75, 101, 177, 179, 295, 303, 505, 537, 885, 895, 1475, 1515, 2525, 2685, 4425, 4475, 5959, 7575, 10561, 13425, 17877, 18079, 29795, 31683, 52805, 54237, 89385, 90395, 148975, 158415, 264025, 271185, 446925, 451975, 792075, 1066661, 1355925, 3199983, 5333305, 15999915, 26666525, 79999575]

約数ペア:

[(1, 79999575), (3, 26666525), (5, 15999915), (15, 5333305), (25, 3199983), (59, 1355925), (75, 1066661), (101, 792075), (177, 451975), (179, 446925), (295, 271185), (303, 264025), (505, 158415), (537, 148975), (885, 90395), (895, 89385), (1475, 54237), (1515, 52805), (2525, 31683), (2685, 29795), (4425, 18079), (4475, 17877), (5959, 13425), (7575, 10561)]