85413580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{433}}^1\times {\mathrm{1409}}^1$

素因数の和:1858

約数の個数: 48

約数和(自身を含む): 205611840

約数和(自身を除く): 120198260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 433, 866, 1409, 1732, 2165, 2818, 3031, 4330, 5636, 6062, 7045, 8660, 9863, 12124, 14090, 15155, 19726, 28180, 30310, 39452, 49315, 60620, 98630, 197260, 610097, 1220194, 2440388, 3050485, 4270679, 6100970, 8541358, 12201940, 17082716, 21353395, 42706790, 85413580]

約数ペア:

[(1, 85413580), (2, 42706790), (4, 21353395), (5, 17082716), (7, 12201940), (10, 8541358), (14, 6100970), (20, 4270679), (28, 3050485), (35, 2440388), (70, 1220194), (140, 610097), (433, 197260), (866, 98630), (1409, 60620), (1732, 49315), (2165, 39452), (2818, 30310), (3031, 28180), (4330, 19726), (5636, 15155), (6062, 14090), (7045, 12124), (8660, 9863)]