80665380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{448141}}^1$

素因数の和:448156

約数の個数: 36

約数和(自身を含む): 244685532

約数和(自身を除く): 164020152

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 448141, 896282, 1344423, 1792564, 2240705, 2688846, 4033269, 4481410, 5377692, 6722115, 8066538, 8962820, 13444230, 16133076, 20166345, 26888460, 40332690, 80665380]

約数ペア:

[(1, 80665380), (2, 40332690), (3, 26888460), (4, 20166345), (5, 16133076), (6, 13444230), (9, 8962820), (10, 8066538), (12, 6722115), (15, 5377692), (18, 4481410), (20, 4033269), (30, 2688846), (36, 2240705), (45, 1792564), (60, 1344423), (90, 896282), (180, 448141)]