40780275

素因数分解:

$3^1\times 5^2\times {\mathrm{103}}^1\times {\mathrm{5279}}^1$

素因数の和:5395

約数の個数: 24

約数和(自身を含む): 68090880

約数和(自身を除く): 27310605

約数列:

[1, 3, 5, 15, 25, 75, 103, 309, 515, 1545, 2575, 5279, 7725, 15837, 26395, 79185, 131975, 395925, 543737, 1631211, 2718685, 8156055, 13593425, 40780275]

約数ペア:

[(1, 40780275), (3, 13593425), (5, 8156055), (15, 2718685), (25, 1631211), (75, 543737), (103, 395925), (309, 131975), (515, 79185), (1545, 26395), (2575, 15837), (5279, 7725)]