81124900

素因数分解:

$2^2\times 5^2\times {\mathrm{73}}^1\times {\mathrm{11113}}^1$

素因数の和:11200

約数の個数: 36

約数和(自身を含む): 178468612

約数和(自身を除く): 97343712

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 73, 100, 146, 292, 365, 730, 1460, 1825, 3650, 7300, 11113, 22226, 44452, 55565, 111130, 222260, 277825, 555650, 811249, 1111300, 1622498, 3244996, 4056245, 8112490, 16224980, 20281225, 40562450, 81124900]

約数ペア:

[(1, 81124900), (2, 40562450), (4, 20281225), (5, 16224980), (10, 8112490), (20, 4056245), (25, 3244996), (50, 1622498), (73, 1111300), (100, 811249), (146, 555650), (292, 277825), (365, 222260), (730, 111130), (1460, 55565), (1825, 44452), (3650, 22226), (7300, 11113)]