80427285

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{863}}^1$

素因数の和:1002

約数の個数: 48

約数和(自身を含む): 148262400

約数和(自身を除く): 67835115

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 109, 171, 285, 327, 545, 855, 863, 981, 1635, 2071, 2589, 4315, 4905, 6213, 7767, 10355, 12945, 16397, 18639, 31065, 38835, 49191, 81985, 93195, 94067, 147573, 245955, 282201, 470335, 737865, 846603, 1411005, 1787273, 4233015, 5361819, 8936365, 16085457, 26809095, 80427285]

約数ペア:

[(1, 80427285), (3, 26809095), (5, 16085457), (9, 8936365), (15, 5361819), (19, 4233015), (45, 1787273), (57, 1411005), (95, 846603), (109, 737865), (171, 470335), (285, 282201), (327, 245955), (545, 147573), (855, 94067), (863, 93195), (981, 81985), (1635, 49191), (2071, 38835), (2589, 31065), (4315, 18639), (4905, 16397), (6213, 12945), (7767, 10355)]