81787310

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{32327}}^1$

素因数の和:32368

約数の個数: 32

約数和(自身を含む): 167588352

約数和(自身を除く): 85801042

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 506, 1265, 2530, 32327, 64654, 161635, 323270, 355597, 711194, 743521, 1487042, 1777985, 3555970, 3717605, 7435210, 8178731, 16357462, 40893655, 81787310]

約数ペア:

[(1, 81787310), (2, 40893655), (5, 16357462), (10, 8178731), (11, 7435210), (22, 3717605), (23, 3555970), (46, 1777985), (55, 1487042), (110, 743521), (115, 711194), (230, 355597), (253, 323270), (506, 161635), (1265, 64654), (2530, 32327)]