2089750

素因数分解:

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

素因数の和:673

約数の個数: 32

約数和(自身を含む): 4219488

約数和(自身を除く): 2129738

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 643, 650, 1286, 1625, 3215, 3250, 6430, 8359, 16075, 16718, 32150, 41795, 80375, 83590, 160750, 208975, 417950, 1044875, 2089750]

約数ペア:

[(1, 2089750), (2, 1044875), (5, 417950), (10, 208975), (13, 160750), (25, 83590), (26, 80375), (50, 41795), (65, 32150), (125, 16718), (130, 16075), (250, 8359), (325, 6430), (643, 3250), (650, 3215), (1286, 1625)]