206371825

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{311}}^1$

素因数の和:478

約数の個数: 48

約数和(自身を含む): 297123840

約数和(自身を除く): 90752015

約数列:

[1, 5, 11, 19, 25, 55, 95, 127, 209, 275, 311, 475, 635, 1045, 1397, 1555, 2413, 3175, 3421, 5225, 5909, 6985, 7775, 12065, 17105, 26543, 29545, 34925, 39497, 60325, 64999, 85525, 132715, 147725, 197485, 324995, 434467, 663575, 750443, 987425, 1624975, 2172335, 3752215, 8254873, 10861675, 18761075, 41274365, 206371825]

約数ペア:

[(1, 206371825), (5, 41274365), (11, 18761075), (19, 10861675), (25, 8254873), (55, 3752215), (95, 2172335), (127, 1624975), (209, 987425), (275, 750443), (311, 663575), (475, 434467), (635, 324995), (1045, 197485), (1397, 147725), (1555, 132715), (2413, 85525), (3175, 64999), (3421, 60325), (5225, 39497), (5909, 34925), (6985, 29545), (7775, 26543), (12065, 17105)]