209080500

素因数分解:

$2^2\times 3^1\times 5^3\times {\mathrm{139387}}^1$

素因数の和:139409

約数の個数: 48

約数和(自身を含む): 608846784

約数和(自身を除く): 399766284

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 125, 150, 250, 300, 375, 500, 750, 1500, 139387, 278774, 418161, 557548, 696935, 836322, 1393870, 1672644, 2090805, 2787740, 3484675, 4181610, 6969350, 8363220, 10454025, 13938700, 17423375, 20908050, 34846750, 41816100, 52270125, 69693500, 104540250, 209080500]

約数ペア:

[(1, 209080500), (2, 104540250), (3, 69693500), (4, 52270125), (5, 41816100), (6, 34846750), (10, 20908050), (12, 17423375), (15, 13938700), (20, 10454025), (25, 8363220), (30, 6969350), (50, 4181610), (60, 3484675), (75, 2787740), (100, 2090805), (125, 1672644), (150, 1393870), (250, 836322), (300, 696935), (375, 557548), (500, 418161), (750, 278774), (1500, 139387)]