138126275

素因数分解:

$5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1601}}^1$

素因数の和:1664

約数の個数: 48

約数和(自身を含む): 214539840

約数和(自身を除く): 76413565

約数列:

[1, 5, 7, 17, 25, 29, 35, 85, 119, 145, 175, 203, 425, 493, 595, 725, 1015, 1601, 2465, 2975, 3451, 5075, 8005, 11207, 12325, 17255, 27217, 40025, 46429, 56035, 86275, 136085, 190519, 232145, 280175, 325003, 680425, 789293, 952595, 1160725, 1625015, 3946465, 4762975, 5525051, 8125075, 19732325, 27625255, 138126275]

約数ペア:

[(1, 138126275), (5, 27625255), (7, 19732325), (17, 8125075), (25, 5525051), (29, 4762975), (35, 3946465), (85, 1625015), (119, 1160725), (145, 952595), (175, 789293), (203, 680425), (425, 325003), (493, 280175), (595, 232145), (725, 190519), (1015, 136085), (1601, 86275), (2465, 56035), (2975, 46429), (3451, 40025), (5075, 27217), (8005, 17255), (11207, 12325)]