78130220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{2437}}^1$

素因数の和:2682

約数の個数: 48

約数和(自身を含む): 188408640

約数和(自身を除く): 110278420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 229, 458, 916, 1145, 1603, 2290, 2437, 3206, 4580, 4874, 6412, 8015, 9748, 12185, 16030, 17059, 24370, 32060, 34118, 48740, 68236, 85295, 170590, 341180, 558073, 1116146, 2232292, 2790365, 3906511, 5580730, 7813022, 11161460, 15626044, 19532555, 39065110, 78130220]

約数ペア:

[(1, 78130220), (2, 39065110), (4, 19532555), (5, 15626044), (7, 11161460), (10, 7813022), (14, 5580730), (20, 3906511), (28, 2790365), (35, 2232292), (70, 1116146), (140, 558073), (229, 341180), (458, 170590), (916, 85295), (1145, 68236), (1603, 48740), (2290, 34118), (2437, 32060), (3206, 24370), (4580, 17059), (4874, 16030), (6412, 12185), (8015, 9748)]