38149475

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{409}}^1$

素因数の和:480

約数の個数: 48

約数和(自身を含む): 59787840

約数和(自身を除く): 21638365

約数列:

[1, 5, 7, 13, 25, 35, 41, 65, 91, 175, 205, 287, 325, 409, 455, 533, 1025, 1435, 2045, 2275, 2665, 2863, 3731, 5317, 7175, 10225, 13325, 14315, 16769, 18655, 26585, 37219, 71575, 83845, 93275, 117383, 132925, 186095, 217997, 419225, 586915, 930475, 1089985, 1525979, 2934575, 5449925, 7629895, 38149475]

約数ペア:

[(1, 38149475), (5, 7629895), (7, 5449925), (13, 2934575), (25, 1525979), (35, 1089985), (41, 930475), (65, 586915), (91, 419225), (175, 217997), (205, 186095), (287, 132925), (325, 117383), (409, 93275), (455, 83845), (533, 71575), (1025, 37219), (1435, 26585), (2045, 18655), (2275, 16769), (2665, 14315), (2863, 13325), (3731, 10225), (5317, 7175)]