81741210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{13831}}^1$

素因数の和:14038

約数の個数: 32

約数和(自身を含む): 197188992

約数和(自身を除く): 115447782

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 197, 394, 591, 985, 1182, 1970, 2955, 5910, 13831, 27662, 41493, 69155, 82986, 138310, 207465, 414930, 2724707, 5449414, 8174121, 13623535, 16348242, 27247070, 40870605, 81741210]

約数ペア:

[(1, 81741210), (2, 40870605), (3, 27247070), (5, 16348242), (6, 13623535), (10, 8174121), (15, 5449414), (30, 2724707), (197, 414930), (394, 207465), (591, 138310), (985, 82986), (1182, 69155), (1970, 41493), (2955, 27662), (5910, 13831)]