71342030

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^2\times {\mathrm{499}}^1$

素因数の和:581

約数の個数: 48

約数和(自身を含む): 141102000

約数和(自身を除く): 69759970

約数列:

[1, 2, 5, 10, 17, 29, 34, 58, 85, 145, 170, 290, 493, 499, 841, 986, 998, 1682, 2465, 2495, 4205, 4930, 4990, 8410, 8483, 14297, 14471, 16966, 28594, 28942, 42415, 71485, 72355, 84830, 142970, 144710, 246007, 419659, 492014, 839318, 1230035, 2098295, 2460070, 4196590, 7134203, 14268406, 35671015, 71342030]

約数ペア:

[(1, 71342030), (2, 35671015), (5, 14268406), (10, 7134203), (17, 4196590), (29, 2460070), (34, 2098295), (58, 1230035), (85, 839318), (145, 492014), (170, 419659), (290, 246007), (493, 144710), (499, 142970), (841, 84830), (986, 72355), (998, 71485), (1682, 42415), (2465, 28942), (2495, 28594), (4205, 16966), (4930, 14471), (4990, 14297), (8410, 8483)]