275962310

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{68477}}^1$

素因数の和:68528

約数の個数: 32

約数和(自身を含む): 552206592

約数和(自身を除く): 276244282

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 68477, 136954, 342385, 684770, 890201, 1780402, 2122787, 4245574, 4451005, 8902010, 10613935, 21227870, 27596231, 55192462, 137981155, 275962310]

約数ペア:

[(1, 275962310), (2, 137981155), (5, 55192462), (10, 27596231), (13, 21227870), (26, 10613935), (31, 8902010), (62, 4451005), (65, 4245574), (130, 2122787), (155, 1780402), (310, 890201), (403, 684770), (806, 342385), (2015, 136954), (4030, 68477)]