77997580

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{1303}}^1$

素因数の和:1426

約数の個数: 48

約数和(自身を含む): 170218944

約数和(自身を除く): 92221364

約数列:

[1, 2, 4, 5, 10, 20, 41, 73, 82, 146, 164, 205, 292, 365, 410, 730, 820, 1303, 1460, 2606, 2993, 5212, 5986, 6515, 11972, 13030, 14965, 26060, 29930, 53423, 59860, 95119, 106846, 190238, 213692, 267115, 380476, 475595, 534230, 951190, 1068460, 1902380, 3899879, 7799758, 15599516, 19499395, 38998790, 77997580]

約数ペア:

[(1, 77997580), (2, 38998790), (4, 19499395), (5, 15599516), (10, 7799758), (20, 3899879), (41, 1902380), (73, 1068460), (82, 951190), (146, 534230), (164, 475595), (205, 380476), (292, 267115), (365, 213692), (410, 190238), (730, 106846), (820, 95119), (1303, 59860), (1460, 53423), (2606, 29930), (2993, 26060), (5212, 14965), (5986, 13030), (6515, 11972)]