688139090

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{251}}^1\times {\mathrm{16127}}^1$

素因数の和:16402

約数の個数: 32

約数和(自身を含む): 1316818944

約数和(自身を除く): 628679854

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 251, 502, 1255, 2510, 4267, 8534, 16127, 21335, 32254, 42670, 80635, 161270, 274159, 548318, 1370795, 2741590, 4047877, 8095754, 20239385, 40478770, 68813909, 137627818, 344069545, 688139090]

約数ペア:

[(1, 688139090), (2, 344069545), (5, 137627818), (10, 68813909), (17, 40478770), (34, 20239385), (85, 8095754), (170, 4047877), (251, 2741590), (502, 1370795), (1255, 548318), (2510, 274159), (4267, 161270), (8534, 80635), (16127, 42670), (21335, 32254)]