67251275

素因数分解:

$5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1$

素因数の和:181

約数の個数: 72

約数和(自身を含む): 108055584

約数和(自身を除く): 40804309

約数列:

[1, 5, 7, 13, 25, 35, 41, 49, 65, 91, 103, 175, 205, 245, 287, 325, 455, 515, 533, 637, 721, 1025, 1225, 1339, 1435, 2009, 2275, 2575, 2665, 3185, 3605, 3731, 4223, 5047, 6695, 7175, 9373, 10045, 13325, 15925, 18025, 18655, 21115, 25235, 26117, 29561, 33475, 46865, 50225, 54899, 65611, 93275, 105575, 126175, 130585, 147805, 206927, 234325, 274495, 328055, 384293, 652925, 739025, 1034635, 1372475, 1640275, 1921465, 2690051, 5173175, 9607325, 13450255, 67251275]

約数ペア:

[(1, 67251275), (5, 13450255), (7, 9607325), (13, 5173175), (25, 2690051), (35, 1921465), (41, 1640275), (49, 1372475), (65, 1034635), (91, 739025), (103, 652925), (175, 384293), (205, 328055), (245, 274495), (287, 234325), (325, 206927), (455, 147805), (515, 130585), (533, 126175), (637, 105575), (721, 93275), (1025, 65611), (1225, 54899), (1339, 50225), (1435, 46865), (2009, 33475), (2275, 29561), (2575, 26117), (2665, 25235), (3185, 21115), (3605, 18655), (3731, 18025), (4223, 15925), (5047, 13325), (6695, 10045), (7175, 9373)]