428156900

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{251857}}^1$

素因数の和:251888

約数の個数: 36

約数和(自身を含む): 983757348

約数和(自身を除く): 555600448

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 170, 340, 425, 850, 1700, 251857, 503714, 1007428, 1259285, 2518570, 4281569, 5037140, 6296425, 8563138, 12592850, 17126276, 21407845, 25185700, 42815690, 85631380, 107039225, 214078450, 428156900]

約数ペア:

[(1, 428156900), (2, 214078450), (4, 107039225), (5, 85631380), (10, 42815690), (17, 25185700), (20, 21407845), (25, 17126276), (34, 12592850), (50, 8563138), (68, 6296425), (85, 5037140), (100, 4281569), (170, 2518570), (340, 1259285), (425, 1007428), (850, 503714), (1700, 251857)]