83486975

素因数分解:

$5^2\times {\mathrm{11}}^3\times {\mathrm{13}}^1\times {\mathrm{193}}^1$

素因数の和:249

約数の個数: 48

約数和(自身を含む): 123262944

約数和(自身を除く): 39775969

約数列:

[1, 5, 11, 13, 25, 55, 65, 121, 143, 193, 275, 325, 605, 715, 965, 1331, 1573, 2123, 2509, 3025, 3575, 4825, 6655, 7865, 10615, 12545, 17303, 23353, 27599, 33275, 39325, 53075, 62725, 86515, 116765, 137995, 256883, 303589, 432575, 583825, 689975, 1284415, 1517945, 3339479, 6422075, 7589725, 16697395, 83486975]

約数ペア:

[(1, 83486975), (5, 16697395), (11, 7589725), (13, 6422075), (25, 3339479), (55, 1517945), (65, 1284415), (121, 689975), (143, 583825), (193, 432575), (275, 303589), (325, 256883), (605, 137995), (715, 116765), (965, 86515), (1331, 62725), (1573, 53075), (2123, 39325), (2509, 33275), (3025, 27599), (3575, 23353), (4825, 17303), (6655, 12545), (7865, 10615)]