8717000

素因数分解:

$2^3\times 5^3\times {\mathrm{23}}^1\times {\mathrm{379}}^1$

素因数の和:423

約数の個数: 64

約数和(自身を含む): 21340800

約数和(自身を除く): 12623800

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 25, 40, 46, 50, 92, 100, 115, 125, 184, 200, 230, 250, 379, 460, 500, 575, 758, 920, 1000, 1150, 1516, 1895, 2300, 2875, 3032, 3790, 4600, 5750, 7580, 8717, 9475, 11500, 15160, 17434, 18950, 23000, 34868, 37900, 43585, 47375, 69736, 75800, 87170, 94750, 174340, 189500, 217925, 348680, 379000, 435850, 871700, 1089625, 1743400, 2179250, 4358500, 8717000]

約数ペア:

[(1, 8717000), (2, 4358500), (4, 2179250), (5, 1743400), (8, 1089625), (10, 871700), (20, 435850), (23, 379000), (25, 348680), (40, 217925), (46, 189500), (50, 174340), (92, 94750), (100, 87170), (115, 75800), (125, 69736), (184, 47375), (200, 43585), (230, 37900), (250, 34868), (379, 23000), (460, 18950), (500, 17434), (575, 15160), (758, 11500), (920, 9475), (1000, 8717), (1150, 7580), (1516, 5750), (1895, 4600), (2300, 3790), (2875, 3032)]