1300075

素因数分解:

$5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1$

素因数の和:76

約数の個数: 48

約数和(自身を含む): 2142720

約数和(自身を除く): 842645

約数列:

[1, 5, 7, 17, 19, 23, 25, 35, 85, 95, 115, 119, 133, 161, 175, 323, 391, 425, 437, 475, 575, 595, 665, 805, 1615, 1955, 2185, 2261, 2737, 2975, 3059, 3325, 4025, 7429, 8075, 9775, 10925, 11305, 13685, 15295, 37145, 52003, 56525, 68425, 76475, 185725, 260015, 1300075]

約数ペア:

[(1, 1300075), (5, 260015), (7, 185725), (17, 76475), (19, 68425), (23, 56525), (25, 52003), (35, 37145), (85, 15295), (95, 13685), (115, 11305), (119, 10925), (133, 9775), (161, 8075), (175, 7429), (323, 4025), (391, 3325), (425, 3059), (437, 2975), (475, 2737), (575, 2261), (595, 2185), (665, 1955), (805, 1615)]