64906765

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{211}}^1$

素因数の和:298

約数の個数: 64

約数和(自身を含む): 105504768

約数和(自身を除く): 40598003

約数列:

[1, 5, 7, 11, 17, 35, 47, 55, 77, 85, 119, 187, 211, 235, 329, 385, 517, 595, 799, 935, 1055, 1309, 1477, 1645, 2321, 2585, 3587, 3619, 3995, 5593, 6545, 7385, 8789, 9917, 11605, 16247, 17935, 18095, 25109, 27965, 39457, 43945, 49585, 61523, 69419, 81235, 109087, 125545, 168589, 197285, 276199, 307615, 347095, 545435, 763609, 842945, 1180123, 1380995, 1854479, 3818045, 5900615, 9272395, 12981353, 64906765]

約数ペア:

[(1, 64906765), (5, 12981353), (7, 9272395), (11, 5900615), (17, 3818045), (35, 1854479), (47, 1380995), (55, 1180123), (77, 842945), (85, 763609), (119, 545435), (187, 347095), (211, 307615), (235, 276199), (329, 197285), (385, 168589), (517, 125545), (595, 109087), (799, 81235), (935, 69419), (1055, 61523), (1309, 49585), (1477, 43945), (1645, 39457), (2321, 27965), (2585, 25109), (3587, 18095), (3619, 17935), (3995, 16247), (5593, 11605), (6545, 9917), (7385, 8789)]