740888590

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{293}}^1\times {\mathrm{367}}^1$

素因数の和:733

約数の個数: 64

約数和(自身を含む): 1472276736

約数和(自身を除く): 731388146

約数列:

[1, 2, 5, 10, 13, 26, 53, 65, 106, 130, 265, 293, 367, 530, 586, 689, 734, 1378, 1465, 1835, 2930, 3445, 3670, 3809, 4771, 6890, 7618, 9542, 15529, 19045, 19451, 23855, 31058, 38090, 38902, 47710, 77645, 97255, 107531, 155290, 194510, 201877, 215062, 252863, 403754, 505726, 537655, 1009385, 1075310, 1264315, 1397903, 2018770, 2528630, 2795806, 5699143, 6989515, 11398286, 13979030, 28495715, 56991430, 74088859, 148177718, 370444295, 740888590]

約数ペア:

[(1, 740888590), (2, 370444295), (5, 148177718), (10, 74088859), (13, 56991430), (26, 28495715), (53, 13979030), (65, 11398286), (106, 6989515), (130, 5699143), (265, 2795806), (293, 2528630), (367, 2018770), (530, 1397903), (586, 1264315), (689, 1075310), (734, 1009385), (1378, 537655), (1465, 505726), (1835, 403754), (2930, 252863), (3445, 215062), (3670, 201877), (3809, 194510), (4771, 155290), (6890, 107531), (7618, 97255), (9542, 77645), (15529, 47710), (19045, 38902), (19451, 38090), (23855, 31058)]