71780870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{6791}}^1$

素因数の和:6956

約数の個数: 32

約数和(自身を含む): 148663296

約数和(自身を除く): 76882426

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 151, 302, 755, 1057, 1510, 2114, 5285, 6791, 10570, 13582, 33955, 47537, 67910, 95074, 237685, 475370, 1025441, 2050882, 5127205, 7178087, 10254410, 14356174, 35890435, 71780870]

約数ペア:

[(1, 71780870), (2, 35890435), (5, 14356174), (7, 10254410), (10, 7178087), (14, 5127205), (35, 2050882), (70, 1025441), (151, 475370), (302, 237685), (755, 95074), (1057, 67910), (1510, 47537), (2114, 33955), (5285, 13582), (6791, 10570)]