170242000

素因数分解:

$2^4\times 5^3\times {\mathrm{85121}}^1$

素因数の和:85144

約数の個数: 40

約数和(自身を含む): 411649992

約数和(自身を除く): 241407992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 2000, 85121, 170242, 340484, 425605, 680968, 851210, 1361936, 1702420, 2128025, 3404840, 4256050, 6809680, 8512100, 10640125, 17024200, 21280250, 34048400, 42560500, 85121000, 170242000]

約数ペア:

[(1, 170242000), (2, 85121000), (4, 42560500), (5, 34048400), (8, 21280250), (10, 17024200), (16, 10640125), (20, 8512100), (25, 6809680), (40, 4256050), (50, 3404840), (80, 2128025), (100, 1702420), (125, 1361936), (200, 851210), (250, 680968), (400, 425605), (500, 340484), (1000, 170242), (2000, 85121)]