158574145

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{199}}^1$

素因数の和:385

約数の個数: 32

約数和(自身を含む): 203212800

約数和(自身を除く): 44638655

約数列:

[1, 5, 31, 53, 97, 155, 199, 265, 485, 995, 1643, 3007, 5141, 6169, 8215, 10547, 15035, 19303, 25705, 30845, 52735, 96515, 159371, 326957, 598393, 796855, 1023059, 1634785, 2991965, 5115295, 31714829, 158574145]

約数ペア:

[(1, 158574145), (5, 31714829), (31, 5115295), (53, 2991965), (97, 1634785), (155, 1023059), (199, 796855), (265, 598393), (485, 326957), (995, 159371), (1643, 96515), (3007, 52735), (5141, 30845), (6169, 25705), (8215, 19303), (10547, 15035)]