7925225

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{179}}^1$

素因数の和:230

約数の個数: 48

約数和(自身を含む): 12856320

約数和(自身を除く): 4931095

約数列:

[1, 5, 7, 11, 23, 25, 35, 55, 77, 115, 161, 175, 179, 253, 275, 385, 575, 805, 895, 1253, 1265, 1771, 1925, 1969, 4025, 4117, 4475, 6265, 6325, 8855, 9845, 13783, 20585, 28819, 31325, 44275, 45287, 49225, 68915, 102925, 144095, 226435, 317009, 344575, 720475, 1132175, 1585045, 7925225]

約数ペア:

[(1, 7925225), (5, 1585045), (7, 1132175), (11, 720475), (23, 344575), (25, 317009), (35, 226435), (55, 144095), (77, 102925), (115, 68915), (161, 49225), (175, 45287), (179, 44275), (253, 31325), (275, 28819), (385, 20585), (575, 13783), (805, 9845), (895, 8855), (1253, 6325), (1265, 6265), (1771, 4475), (1925, 4117), (1969, 4025)]