156919690

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{419}}^1\times {\mathrm{2203}}^1$

素因数の和:2646

約数の個数: 32

約数和(自身を含む): 299920320

約数和(自身を除く): 143000630

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 419, 838, 2095, 2203, 4190, 4406, 7123, 11015, 14246, 22030, 35615, 37451, 71230, 74902, 187255, 374510, 923057, 1846114, 4615285, 9230570, 15691969, 31383938, 78459845, 156919690]

約数ペア:

[(1, 156919690), (2, 78459845), (5, 31383938), (10, 15691969), (17, 9230570), (34, 4615285), (85, 1846114), (170, 923057), (419, 374510), (838, 187255), (2095, 74902), (2203, 71230), (4190, 37451), (4406, 35615), (7123, 22030), (11015, 14246)]