13077220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{73}}^1$

素因数の和:161

約数の個数: 72

約数和(自身を含む): 30713256

約数和(自身を除く): 17636036

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 53, 65, 73, 106, 130, 146, 169, 212, 260, 265, 292, 338, 365, 530, 676, 689, 730, 845, 949, 1060, 1378, 1460, 1690, 1898, 2756, 3380, 3445, 3796, 3869, 4745, 6890, 7738, 8957, 9490, 12337, 13780, 15476, 17914, 18980, 19345, 24674, 35828, 38690, 44785, 49348, 50297, 61685, 77380, 89570, 100594, 123370, 179140, 201188, 246740, 251485, 502970, 653861, 1005940, 1307722, 2615444, 3269305, 6538610, 13077220]

約数ペア:

[(1, 13077220), (2, 6538610), (4, 3269305), (5, 2615444), (10, 1307722), (13, 1005940), (20, 653861), (26, 502970), (52, 251485), (53, 246740), (65, 201188), (73, 179140), (106, 123370), (130, 100594), (146, 89570), (169, 77380), (212, 61685), (260, 50297), (265, 49348), (292, 44785), (338, 38690), (365, 35828), (530, 24674), (676, 19345), (689, 18980), (730, 17914), (845, 15476), (949, 13780), (1060, 12337), (1378, 9490), (1460, 8957), (1690, 7738), (1898, 6890), (2756, 4745), (3380, 3869), (3445, 3796)]