155230

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{43}}^1$

素因数の和:88

約数の個数: 24

約数和(自身を含む): 301752

約数和(自身を除く): 146522

約数列:

[1, 2, 5, 10, 19, 38, 43, 86, 95, 190, 215, 361, 430, 722, 817, 1634, 1805, 3610, 4085, 8170, 15523, 31046, 77615, 155230]

約数ペア:

[(1, 155230), (2, 77615), (5, 31046), (10, 15523), (19, 8170), (38, 4085), (43, 3610), (86, 1805), (95, 1634), (190, 817), (215, 722), (361, 430)]