80787364

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{571}}^1$

素因数の和:776

約数の個数: 48

約数和(自身を含む): 168103936

約数和(自身を除く): 87316572

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 163, 217, 326, 434, 571, 652, 868, 1141, 1142, 2282, 2284, 3997, 4564, 5053, 7994, 10106, 15988, 17701, 20212, 35371, 35402, 70742, 70804, 93073, 123907, 141484, 186146, 247814, 372292, 495628, 651511, 1303022, 2606044, 2885263, 5770526, 11541052, 20196841, 40393682, 80787364]

約数ペア:

[(1, 80787364), (2, 40393682), (4, 20196841), (7, 11541052), (14, 5770526), (28, 2885263), (31, 2606044), (62, 1303022), (124, 651511), (163, 495628), (217, 372292), (326, 247814), (434, 186146), (571, 141484), (652, 123907), (868, 93073), (1141, 70804), (1142, 70742), (2282, 35402), (2284, 35371), (3997, 20212), (4564, 17701), (5053, 15988), (7994, 10106)]