201560000

素因数分解:

$2^6\times 5^4\times {\mathrm{5039}}^1$

素因数の和:5071

約数の個数: 70

約数和(自身を含む): 499902480

約数和(自身を除く): 298342480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 160, 200, 250, 320, 400, 500, 625, 800, 1000, 1250, 1600, 2000, 2500, 4000, 5000, 5039, 8000, 10000, 10078, 20000, 20156, 25195, 40000, 40312, 50390, 80624, 100780, 125975, 161248, 201560, 251950, 322496, 403120, 503900, 629875, 806240, 1007800, 1259750, 1612480, 2015600, 2519500, 3149375, 4031200, 5039000, 6298750, 8062400, 10078000, 12597500, 20156000, 25195000, 40312000, 50390000, 100780000, 201560000]

約数ペア:

[(1, 201560000), (2, 100780000), (4, 50390000), (5, 40312000), (8, 25195000), (10, 20156000), (16, 12597500), (20, 10078000), (25, 8062400), (32, 6298750), (40, 5039000), (50, 4031200), (64, 3149375), (80, 2519500), (100, 2015600), (125, 1612480), (160, 1259750), (200, 1007800), (250, 806240), (320, 629875), (400, 503900), (500, 403120), (625, 322496), (800, 251950), (1000, 201560), (1250, 161248), (1600, 125975), (2000, 100780), (2500, 80624), (4000, 50390), (5000, 40312), (5039, 40000), (8000, 25195), (10000, 20156), (10078, 20000)]