52642000

素因数分解:

$2^4\times 5^3\times {\mathrm{26321}}^1$

素因数の和:26344

約数の個数: 40

約数和(自身を含む): 127293192

約数和(自身を除く): 74651192

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 2000, 26321, 52642, 105284, 131605, 210568, 263210, 421136, 526420, 658025, 1052840, 1316050, 2105680, 2632100, 3290125, 5264200, 6580250, 10528400, 13160500, 26321000, 52642000]

約数ペア:

[(1, 52642000), (2, 26321000), (4, 13160500), (5, 10528400), (8, 6580250), (10, 5264200), (16, 3290125), (20, 2632100), (25, 2105680), (40, 1316050), (50, 1052840), (80, 658025), (100, 526420), (125, 421136), (200, 263210), (250, 210568), (400, 131605), (500, 105284), (1000, 52642), (2000, 26321)]