15338900

素因数分解:

$2^2\times 5^2\times {\mathrm{157}}^1\times {\mathrm{977}}^1$

素因数の和:1148

約数の個数: 36

約数和(自身を含む): 33531708

約数和(自身を除く): 18192808

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 157, 314, 628, 785, 977, 1570, 1954, 3140, 3908, 3925, 4885, 7850, 9770, 15700, 19540, 24425, 48850, 97700, 153389, 306778, 613556, 766945, 1533890, 3067780, 3834725, 7669450, 15338900]

約数ペア:

[(1, 15338900), (2, 7669450), (4, 3834725), (5, 3067780), (10, 1533890), (20, 766945), (25, 613556), (50, 306778), (100, 153389), (157, 97700), (314, 48850), (628, 24425), (785, 19540), (977, 15700), (1570, 9770), (1954, 7850), (3140, 4885), (3908, 3925)]