66800175

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{523}}^1$

素因数の和:680

約数の個数: 48

約数和(自身を含む): 120075648

約数和(自身を除く): 53275473

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 131, 195, 325, 393, 523, 655, 975, 1569, 1703, 1965, 2615, 3275, 5109, 6799, 7845, 8515, 9825, 13075, 20397, 25545, 33995, 39225, 42575, 68513, 101985, 127725, 169975, 205539, 342565, 509925, 890669, 1027695, 1712825, 2672007, 4453345, 5138475, 13360035, 22266725, 66800175]

約数ペア:

[(1, 66800175), (3, 22266725), (5, 13360035), (13, 5138475), (15, 4453345), (25, 2672007), (39, 1712825), (65, 1027695), (75, 890669), (131, 509925), (195, 342565), (325, 205539), (393, 169975), (523, 127725), (655, 101985), (975, 68513), (1569, 42575), (1703, 39225), (1965, 33995), (2615, 25545), (3275, 20397), (5109, 13075), (6799, 9825), (7845, 8515)]