72610570

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{431}}^1\times {\mathrm{991}}^1$

素因数の和:1446

約数の個数: 32

約数和(自身を含む): 138848256

約数和(自身を除く): 66237686

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 431, 862, 991, 1982, 2155, 4310, 4955, 7327, 9910, 14654, 16847, 33694, 36635, 73270, 84235, 168470, 427121, 854242, 2135605, 4271210, 7261057, 14522114, 36305285, 72610570]

約数ペア:

[(1, 72610570), (2, 36305285), (5, 14522114), (10, 7261057), (17, 4271210), (34, 2135605), (85, 854242), (170, 427121), (431, 168470), (862, 84235), (991, 73270), (1982, 36635), (2155, 33694), (4310, 16847), (4955, 14654), (7327, 9910)]