157987000

素因数分解:

$2^3\times 5^3\times {\mathrm{23}}^1\times {\mathrm{6869}}^1$

素因数の和:6913

約数の個数: 64

約数和(自身を含む): 385819200

約数和(自身を除く): 227832200

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 25, 40, 46, 50, 92, 100, 115, 125, 184, 200, 230, 250, 460, 500, 575, 920, 1000, 1150, 2300, 2875, 4600, 5750, 6869, 11500, 13738, 23000, 27476, 34345, 54952, 68690, 137380, 157987, 171725, 274760, 315974, 343450, 631948, 686900, 789935, 858625, 1263896, 1373800, 1579870, 1717250, 3159740, 3434500, 3949675, 6319480, 6869000, 7899350, 15798700, 19748375, 31597400, 39496750, 78993500, 157987000]

約数ペア:

[(1, 157987000), (2, 78993500), (4, 39496750), (5, 31597400), (8, 19748375), (10, 15798700), (20, 7899350), (23, 6869000), (25, 6319480), (40, 3949675), (46, 3434500), (50, 3159740), (92, 1717250), (100, 1579870), (115, 1373800), (125, 1263896), (184, 858625), (200, 789935), (230, 686900), (250, 631948), (460, 343450), (500, 315974), (575, 274760), (920, 171725), (1000, 157987), (1150, 137380), (2300, 68690), (2875, 54952), (4600, 34345), (5750, 27476), (6869, 23000), (11500, 13738)]