78515210

素因数分解:

$2^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{211}}^1\times {\mathrm{293}}^1$

素因数の和:638

約数の個数: 32

約数和(自身を含む): 143603712

約数和(自身を除く): 65088502

約数列:

[1, 2, 5, 10, 127, 211, 254, 293, 422, 586, 635, 1055, 1270, 1465, 2110, 2930, 26797, 37211, 53594, 61823, 74422, 123646, 133985, 186055, 267970, 309115, 372110, 618230, 7851521, 15703042, 39257605, 78515210]

約数ペア:

[(1, 78515210), (2, 39257605), (5, 15703042), (10, 7851521), (127, 618230), (211, 372110), (254, 309115), (293, 267970), (422, 186055), (586, 133985), (635, 123646), (1055, 74422), (1270, 61823), (1465, 53594), (2110, 37211), (2930, 26797)]