250770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{643}}^1$

素因数の和:666

約数の個数: 32

約数和(自身を含む): 649152

約数和(自身を除く): 398382

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 643, 1286, 1929, 3215, 3858, 6430, 8359, 9645, 16718, 19290, 25077, 41795, 50154, 83590, 125385, 250770]

約数ペア:

[(1, 250770), (2, 125385), (3, 83590), (5, 50154), (6, 41795), (10, 25077), (13, 19290), (15, 16718), (26, 9645), (30, 8359), (39, 6430), (65, 3858), (78, 3215), (130, 1929), (195, 1286), (390, 643)]