291250370

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1\times {\mathrm{4327}}^1$

素因数の和:4514

約数の個数: 32

約数和(自身を含む): 538472448

約数和(自身を除く): 247222078

約数列:

[1, 2, 5, 10, 53, 106, 127, 254, 265, 530, 635, 1270, 4327, 6731, 8654, 13462, 21635, 33655, 43270, 67310, 229331, 458662, 549529, 1099058, 1146655, 2293310, 2747645, 5495290, 29125037, 58250074, 145625185, 291250370]

約数ペア:

[(1, 291250370), (2, 145625185), (5, 58250074), (10, 29125037), (53, 5495290), (106, 2747645), (127, 2293310), (254, 1146655), (265, 1099058), (530, 549529), (635, 458662), (1270, 229331), (4327, 67310), (6731, 43270), (8654, 33655), (13462, 21635)]