81756690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{1321}}^1\times {\mathrm{2063}}^1$

素因数の和:3394

約数の個数: 32

約数和(自身を含む): 196459776

約数和(自身を除く): 114703086

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 1321, 2063, 2642, 3963, 4126, 6189, 6605, 7926, 10315, 12378, 13210, 19815, 20630, 30945, 39630, 61890, 2725223, 5450446, 8175669, 13626115, 16351338, 27252230, 40878345, 81756690]

約数ペア:

[(1, 81756690), (2, 40878345), (3, 27252230), (5, 16351338), (6, 13626115), (10, 8175669), (15, 5450446), (30, 2725223), (1321, 61890), (2063, 39630), (2642, 30945), (3963, 20630), (4126, 19815), (6189, 13210), (6605, 12378), (7926, 10315)]