51509990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{487}}^1\times {\mathrm{1511}}^1$

素因数の和:2012

約数の個数: 32

約数和(自身を含む): 106251264

約数和(自身を除く): 54741274

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 487, 974, 1511, 2435, 3022, 3409, 4870, 6818, 7555, 10577, 15110, 17045, 21154, 34090, 52885, 105770, 735857, 1471714, 3679285, 5150999, 7358570, 10301998, 25754995, 51509990]

約数ペア:

[(1, 51509990), (2, 25754995), (5, 10301998), (7, 7358570), (10, 5150999), (14, 3679285), (35, 1471714), (70, 735857), (487, 105770), (974, 52885), (1511, 34090), (2435, 21154), (3022, 17045), (3409, 15110), (4870, 10577), (6818, 7555)]