40578655

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{11779}}^1$

素因数の和:11850

約数の個数: 16

約数和(自身を含む): 53434080

約数和(自身を除く): 12855425

約数列:

[1, 5, 13, 53, 65, 265, 689, 3445, 11779, 58895, 153127, 624287, 765635, 3121435, 8115731, 40578655]

約数ペア:

[(1, 40578655), (5, 8115731), (13, 3121435), (53, 765635), (65, 624287), (265, 153127), (689, 58895), (3445, 11779)]