156528890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{887}}^1\times {\mathrm{2521}}^1$

素因数の和:3422

約数の個数: 32

約数和(自身を含む): 322493184

約数和(自身を除く): 165964294

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 887, 1774, 2521, 4435, 5042, 6209, 8870, 12418, 12605, 17647, 25210, 31045, 35294, 62090, 88235, 176470, 2236127, 4472254, 11180635, 15652889, 22361270, 31305778, 78264445, 156528890]

約数ペア:

[(1, 156528890), (2, 78264445), (5, 31305778), (7, 22361270), (10, 15652889), (14, 11180635), (35, 4472254), (70, 2236127), (887, 176470), (1774, 88235), (2521, 62090), (4435, 35294), (5042, 31045), (6209, 25210), (8870, 17647), (12418, 12605)]