205121250

素因数分解:

$2^1\times 3^2\times 5^4\times {\mathrm{18233}}^1$

素因数の和:18261

約数の個数: 60

約数和(自身を含む): 555389406

約数和(自身を除く): 350268156

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 125, 150, 225, 250, 375, 450, 625, 750, 1125, 1250, 1875, 2250, 3750, 5625, 11250, 18233, 36466, 54699, 91165, 109398, 164097, 182330, 273495, 328194, 455825, 546990, 820485, 911650, 1367475, 1640970, 2279125, 2734950, 4102425, 4558250, 6837375, 8204850, 11395625, 13674750, 20512125, 22791250, 34186875, 41024250, 68373750, 102560625, 205121250]

約数ペア:

[(1, 205121250), (2, 102560625), (3, 68373750), (5, 41024250), (6, 34186875), (9, 22791250), (10, 20512125), (15, 13674750), (18, 11395625), (25, 8204850), (30, 6837375), (45, 4558250), (50, 4102425), (75, 2734950), (90, 2279125), (125, 1640970), (150, 1367475), (225, 911650), (250, 820485), (375, 546990), (450, 455825), (625, 328194), (750, 273495), (1125, 182330), (1250, 164097), (1875, 109398), (2250, 91165), (3750, 54699), (5625, 36466), (11250, 18233)]