25380

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{47}}^1$

素因数の和:65

約数の個数: 48

約数和(自身を含む): 80640

約数和(自身を除く): 55260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 47, 54, 60, 90, 94, 108, 135, 141, 180, 188, 235, 270, 282, 423, 470, 540, 564, 705, 846, 940, 1269, 1410, 1692, 2115, 2538, 2820, 4230, 5076, 6345, 8460, 12690, 25380]

約数ペア:

[(1, 25380), (2, 12690), (3, 8460), (4, 6345), (5, 5076), (6, 4230), (9, 2820), (10, 2538), (12, 2115), (15, 1692), (18, 1410), (20, 1269), (27, 940), (30, 846), (36, 705), (45, 564), (47, 540), (54, 470), (60, 423), (90, 282), (94, 270), (108, 235), (135, 188), (141, 180)]