17868500

素因数分解:

$2^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{2749}}^1$

素因数の和:2781

約数の個数: 48

約数和(自身を含む): 42042000

約数和(自身を除く): 24173500

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 125, 130, 250, 260, 325, 500, 650, 1300, 1625, 2749, 3250, 5498, 6500, 10996, 13745, 27490, 35737, 54980, 68725, 71474, 137450, 142948, 178685, 274900, 343625, 357370, 687250, 714740, 893425, 1374500, 1786850, 3573700, 4467125, 8934250, 17868500]

約数ペア:

[(1, 17868500), (2, 8934250), (4, 4467125), (5, 3573700), (10, 1786850), (13, 1374500), (20, 893425), (25, 714740), (26, 687250), (50, 357370), (52, 343625), (65, 274900), (100, 178685), (125, 142948), (130, 137450), (250, 71474), (260, 68725), (325, 54980), (500, 35737), (650, 27490), (1300, 13745), (1625, 10996), (2749, 6500), (3250, 5498)]